Nghĩa của từ strontium bằng Tiếng Việt
Stronti (Sr )
Đặt câu có từ "strontium"
1. Strontium hydroxide absorbs carbon dioxide from the air to form strontium carbonate.
Stronti hydroxit hóa hợp với carbon dioxit trong không khí để tạo thành stronti cacbonat.
2. When mixed with other permitted strontium compounds the total strontium content must not exceed 3,5 %
3. Strontium carbonate (SrCO3) is the carbonate salt of strontium that has the appearance of a white or grey powder.
Stronti cacbonat (SrCO3) là muối cacbonat của stronti có dạng bột màu trắng hoặc màu xám.
4. Strontium hydroxide, Sr(OH)2, is a caustic alkali composed of one strontium ion and two hydroxide ions.
Stronti hydroxit, Sr(OH)2, là một chất kiềm ăn mòn bao gồm một ion stronti và hai ion hydroxit.
5. Strontium Bromite Strontium Bromite has the molecular formula of Sr (BrO2) 2 and the molecular weight of 311.4256 g/mol
6. See rubidium–strontium dating for a more detailed discussion.
Xem cụ thể tại bài Xác định niên đại bằng Rubidi-Stronti để có thêm chi tiết.
7. The mean strontium content of ocean water is 8 mg/l.
Hàm lượng stronti trung bình trong nước biển là 8 mg/l.
8. Atomic absorption spectrophotometer equipped with a strontium hollow-cathode lamp
9. Cations of this group are calcium(II), strontium(II), and barium(II)
10. Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
11. Strontium and its salts emit a brilliant red color in flame.
Stronti và muối của nó tạo ra một ngọn lửa màu đỏ rực rỡ.
12. The separation of strontium and calcium is performed by fuming nitric acid.
13. Strontium atoms are relatively large, with radii around 215 Billionths of a millimetre
14. The reason for it is that the strontium is mostly adsorbed by the clay minerals.
15. Precaution is advised in patients with phenylketonuria, as formulations of strontium ranelate contain phenylalanine.
Cần thận trọng khi dùng cho bệnh nhân bị phenylketon niệu vì các công thức của stronti ranelat có chứa phenylalanine.
16. This process is generally responsible for the formation of Barium and strontium sulphates scales:
17. Plutonium-238 and strontium-90 are easy to manipulate because they emit only alpha or beta rays.
18. 90Y exists in equilibrium with its parent isotope strontium-90, which is a product of nuclear fission.
Y90 tồn tại trong cân bằng muôn thuở với đồng vị cha của nó Sr90, là sản phẩm của các vụ nổ hạt nhân.
19. Barium is usually associated with calcium and strontium in the food chain from plants to animals
20. Barite forms a series with celestite as the barium (Ba) analogue to strontium (Sr)-rich celestite
21. The mineral fractions of bone and teeth act as a reservoir of trace elements, including carbon, oxygen and strontium.
Những khoáng phần của xương và răng hành động như một hồ chứa nước của nguyên tố, bao gồm cả carbon, oxy và chất hóa học.
22. These components are: alkalinity, chloride, nitrite, nitrate, phosphate, sulphate, ammonium, potassium, lithium, sodium, barium, calcium, magnesium and strontium.
23. A simple Chromatographic method for the separation of strontium in barites containing 500 times excess barium is described.
24. Many of these fungi grow near paths paved with crushed limestone. Hence, this soil is rich in strontium.
25. Use of strontium to encourage Coralline algae was 'conventional wisdom' with reefing decades ago, but is no longer generally mentioned
26. The Strontium isotope composition of marine Autogenetic minerals can reflect the sea level fluctuation trend during the minerals deposited: 3
27. Cations on the left, anions on the right, charge must cancel Strontium Chloride = Strontium ions and Chloride ions = Sr+2 and Cl‐ = SrCl 2 Multiples of polyatomic ions require parenthesis Ammonium Sulfate = Ammonium ions and Sulfate ions = NH 4 + and SO 4 2‐ = (NH 4) 2SO 4
28. Because Sr(OH)2 is slightly soluble in cold water, its preparation can be easily carried out by the addition of a strong base such as NaOH or KOH, drop by drop to a solution of any soluble strontium salt, most commonly Sr(NO3)2 (strontium nitrate).
Vì Sr(OH)2 ít tan trong nước lạnh, nó có thể được điều chế dễ dàng bằng cách cho bazơ mạnh như NaOH hay KOH, thả từng giọt vào dung dịch bất kỳ muối stronti hoà tan nào, thông thường nhất là Sr(NO3)2 (stronti nitrat).
29. Abaxial cuticle (PAC) and adaxial cuticle (PBC) were isolated from hypostomatic Photinia serrulata to investigate their adsorption of a model radionuclide (strontium)
30. For the accumulation the weakly alkaline alumina column was used; under the described conditions it quantitatively retains all the strontium and barium.
31. Unlike other strontium salts, the carbonate salt is generally preferred because of its cost and the fact that it is not hygroscopic.
Không giống như các muối stronti khác, muối cacbonat thường được ưu tiên vì chi phí rẻ và vì nó không hút ẩm.
32. Radiation-free reindeer Strontium-90, materials that emit beta rays and causes bone cancer, likewise hit 1.2 million Becquerels , JIJI said, citing TEPCO.
33. Additional supplements of calcium, strontium, and other trace elements to the water column is also beneficial for the continued health of your Corals
34. Because of its extreme reactivity with oxygen and water, strontium occurs naturally only in compounds with other elements, such as in the minerals strontianite and celestine.
Do nó hoạt động mạnh với ôxy và nước nên nguyên tố này chỉ tồn tại ở dạng hợp chất với các nguyên tố khác, các chất khoáng như strontianit và celestin.
35. The four isotopes of strontium have isotopic mass numbers of 84, 86, 87, and 88, and relative Abundances of 0.56%, 9.86%, 7.00%, and 82.58%, respectively
36. The ratio of strontium to calcium in human bones is between 1:1000 and 1:2000, roughly in the same range as in the blood serum.
Tỉ lệ stronti/canxi trong cơ thể người dao động trong khoảng 1:1000 và 1:2000, tỉ lệ này cũng gần tương tự như trong huyết thanh.
37. Identification confirmed that the scale was mainly a mix of barium sulfate and strontium sulfate for which Schlumberger proposed using its proprietary barite scale dissolver, Basol 2000 HP scale
38. Barium and strontium Sulphate-Scale deposition is usually the result of two different brines co-mingling: one-brine rich in sulphate ions and the other rich in alkaline earth ions
39. Also, the present invention provides a production method for an adsorbent active substance comprising the steps of: (a) selectively eluting cations by the acid processing of any one of calcium carbonate, barium carbonate, magnesium carbonate, aluminium carbonate or strontium carbonate; (b) extracting the eluted cations; and (c) calcining the any one of calcium carbonate, barium carbonate, magnesium carbonate, aluminium carbonate or strontium carbonate from which cations have been extracted.
40. Inexpensive strontium ferrite magnets were used. Melting processes and thermally induced material changes on the magnet surface during the laser labeling of the magnets results in a local demagnetization.
41. Alkaline earth ions precipitate as calcic solid solutions of essentially orthorhombic structure in the case of strontium, whereas baryum accumulates in the form of rhombohedral mixed crystals, as does magnesium.
42. Although the advection-dispersion equation accurately represented the breakthrough curves for two nonreactive solutes (chloride and tritium), neither it nor the advection equation provided close representations of the strontium and cesium curves.
43. Rumours sprang up that his illness was radiation sickness and that it was caused by radioactive strontium being placed in his soup during his stay in Moscow in an attempt to kill him.
Những lời đồn thổi lan ra rằng tình trạng sức khoẻ kém của ông là do nhiễm độc phóng xạ và rằng nó bị gây ra bởi phóng xạ strontium bị bỏ vào bát súp của ông trong thời gian ông đang ở Moscow nhằm giết ông.
44. Unlike their arc-related counterparts, however, the Chinese magmas carry inherited Archaean zircons and have neodymium and strontium isotopic compositions overlapping those of eclogite xenoliths derived from the lower crust of the North China Craton.
45. Barite is a barium sulfate belonging to the Barite Group of minerals. The group consists of four members: Anglesite a lead sulfate, Barite a barium sulfate, Celestite a strontium sulfate and Hashemite a barium chromate sulfate
46. We have determined the isomeric ratio of 85m,gSr in photonuclear reactions of natural strontium induced by Bremsstrahlungs with end-point energies in the giant dipole resonance (GDR) region as well as the isomeric ratios of 85m,gSr and 84m,gRb
47. The geology of the buried Precambrian basement under Manitoulin Island in northern Lake Huron, Ontario, has been re-evaluated on the basis of aeromagnetic data, well cuttings, core samples, and rubidium–strontium and uranium–lead geochronologic data on some of the subsurface samples.
48. Also described is a new thallium-201 generator that comprises a column containing an acidic organosphosphorus extractant adsorbed on carbon or graphite fibers, and a yttrium-90 generator system comprised of two extraction columns designed to selectively absorb yttrium-90 at different pH, to enable the separation of yttrium-90 from strontium-90.
49. The levels laid down in the annex to which the abovementioned wording of Article 2(1) of the regulation refers are 1 000 Bq/kg for dairy products and 1 250 Bq/kg for other foodstuffs in the case of caesium 134 and 137, and other levels for strontium 90, jodium 131, plutonium 239 and americium 241.
50. The invention provides a high hardness solid ceramic metal catalyst obtained by mixing and sintering 0wt% - 80wt% active catalyst material with a support material, wherein the support material is a silica alumina that is a mixed metal oxide and the active catalyst material is at least one of oxides, carbonates, and hydroxides of any kind selected from magnesium (Mg), calcium (Ca), zinc (Zn), titanium (Ti), manganese (Mn), vanadium (V), beryllium (Be), copper (Cu), zirconium (Zr), strontium (Sr), tin (Sn), and barium (Ba).