Nghĩa của từ maximum water cement ratio bằng Tiếng Việt
@Chuyên ngành kỹ thuật
@Lĩnh vực: hóa học & vật liệu
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Đặt câu có từ "maximum water cement ratio"
1. The content of cementitious material is high and the water/cement ratio is low; the maximum size of aggregate is small.
2. The influence of maximum aggregate size, water-cement ratio, cement content, cement type and quality, specimen humidity, static compressive strength and loading/casting direction upon the uniaxial impact tensile strength was studied.
3. When the low water - cement ratio gets off, concrete self - desiccation shrinkage produces easily.
4. Key words: durability, freeze–thaw cycle, silica fume, scaling, curing, spacing factor, water/cement ratio, compressive strength, cement type, entrained air, aggregate.
5. The method is primarily based on the Abrams' law relating compressive strength and water–cement ratio.
6. Results of a wide-ranging investigation of the abrasion resistance of concrete are reported and the influence of water/cement ratio, curing, workability, maximum aggregate size and the constituent materials is discussed.
7. Some important parameters like the water/cement (W/C) and cement/powder ratio (C/P), type of filler (limestone filler and fly ash), type of aggregate and type of cement are considered.
8. Coefficient of compressibility reduces as cement mixing ratio rising.
9. Initially, the replacement of cement by fly ash weakens the paste-aggregate interfacial zone due to reduction of contact points, and increases the local water-to-cement ratio.
10. A series of air-entrained concrete mixes was made at a water/ cement ratio of 0.42 with a slump of 50 mm.
11. The experimental data allow establishment of the relevant influence of the shape of the coarse aggregates on compressive strength, on cement consumption and on the water/cement ratio values of concrete.
12. Concrete strength enhancement can be achieved through use of superplasticizer Admixtures to produce a low water/cement ratio giving high performance concrete.
13. Natural aggregates with three different gradings have been used to produce concretes with a constant water cement ratio of 0.5 and cement contents varying between 300 kg/m3 and 425 kg/m3.
14. The ratio of thickness swelling to water absorption increases at the first stage of swelling, reaches a maximum and then decreases.
15. The test programme was designed to analyze the effects of the water/cement ratio, the type of cement, the type of coarse aggregate, the duration of curing, and the air-void spacing factor.
16. 28 The non- evaporable water content depends on the cement replacement levels when with a fixed water to binder ratio, hence influence porosity, strength and low-cycle fatigue behavior of concrete.
17. Ratio of monounsaturated fatty acids to polyunsaturated fatty acids: maximum: #,#; minimum
18. Ratio of oleic acid to linoleic acid: maximum: 16,87, minimum 9,73
19. Clean Air Online Cement Cement Portland and masonry cement are hydraulic cements that can set and harden under water.
20. Their ratio tells us the water temperature.
21. As a matter of fact, transfer phenomena, including the absorption of water by capillarity, play an essential role in the durability of recycled aggregate concrete (RAC in short) considering their high total water/cement ratio.
22. Cement exposed to air during hardening appears to have more open pores than cement hardened under water.
23. The material under investigation was ordinary conerete of B 20 class, different in the sizes of coarse aggregate and water-cement ratio of the same value w/c=0.55.
24. Azeotrope definition, any liquid mixture having constant minimum and maximum boiling points and distilling off without decomposition and in a fixed ratio, as isopropyl alcohol and water
25. The Compressive strength of the hardened cement is the essential property when water is added in the cement