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- Preventive Effect of Low Alkali Portland Cement on AAR 低堿水泥對堿-集料反應的抑制作用
- Based on the test results of alkali-aggregate using four cements and six aggregates, preventive effect of low alkali Portland eement on AAR is studied. 通過(guò)對4種不同堿含量的水泥與六種集料進(jìn)行的堿-集料反應試驗，得出水泥堿含量越低，抑制堿-集料反應的能力越強的結論；
- Able to set and harden under water, as Portland cement. 在水中變硬的能在水下定型并變硬的，如波特蘭水泥
- White's South African Portland Cement Company, Ltd. 懷特南非波特蘭水泥有限公司
- West African Portland Cement Plc. 西非波特蘭水泥股份公司。
- The Binder usually used today is portland cement. 現在使用較多的是普通水泥。
- The phosphate slag is used as the main raw material to produce road cement with FR - 2 low alkali solid activator. 以磷渣為主要原料，采用FR-2型低堿性固體激發(fā)劑，進(jìn)行了影響磷渣道路水泥強度的因素研究；
- Portland Cement sales, manufacturing plastic sacks. 普通硅酸鹽水泥制造銷(xiāo)售，塑料編織袋制造。
- It is revealed that the risk of deterioration due to AAR can be minimized and admixture can be chosen more widely when low alkali cement is used in construction. 在工程混凝土中大力推廣使用低堿含量水泥，可以減少混凝土中的堿含量，增加外加劑的可選品種和用量，降低堿-集料反應的損害程度。由于所選水泥和集料均為工程常用的品種，該試驗具有較大的實(shí)用價(jià)值。
- Able to set and harden under water,as Portland cement. 在水中變硬的能在水下定型并變硬的，如波特蘭水泥
- Portland cement:Binding agent of present-day concrete. 普通水泥:現在所用混凝土的代用品。
- We are seeking portland cement please sent price list. 我們正尋求波特蘭水泥，請寄來(lái)價(jià)格清單。
- Concrete is a mix of gravel, sand, Portland cement and water. 混凝土混合礫石、沙子、水泥和水。
- The adoption of new dry process production technology, "with force" brand cement has high strength, uniformity, and the advantages of low alkali content, in Henan Province has a higher profile. 公司采用新型干法生產(chǎn)技術(shù)，“同力”牌水泥有強度高、均勻性好、堿含量低等優(yōu)勢，在河南省具有較高的知名度。
- Portland cement: Binding agent of present-day concrete. 普通水泥:現在所用混凝土的代用品。
- In research and developing, we developed compound cement, low alkali cement, middle thermal cement, new dust collection etc, and study burner, clinker quality and cement grinding technology etc. 科研開(kāi)發(fā)方面如復合水泥、低堿水泥、中熱水泥、新式收塵設備的新產(chǎn)品開(kāi)發(fā)以及噴煤管研究、熟料質(zhì)量和水泥粉磨技術(shù)研究等。
- Sorption of 90 Sr, 137 Cs on the pastes of nwe type materials-rich alumina alkali activated slag clay mineral composite cementitious materials(RAAASCM),alkali activated slag cement(AASC), Portland cement(PC) and slag Portland cement(PS) are studied. 研究了富鋁堿礦渣粘土礦物復合膠凝材料、堿礦渣水泥、硅酸鹽水泥、礦渣硅酸鹽水泥漿體對 90 Sr、137Cs的吸附作用。
- Small admixture, completely water soluble, low alkali, apparent reducing effect on the alkali-aggregate reaction. 摻量小、無(wú)載體、全水溶、低堿，對堿一骨料反應有明顯的減少作用。
- Shrinkage trend of cement containing 10% GGBS is similar to Portland cement. 摻加10%25礦渣時(shí),收縮特征與硅酸鹽水泥相似;
- Table II shows relatively low alkali glass compositions being used in various parts of the United States. 現在一些堿含量?jì)H為13%25的玻璃也可以被成功的熔解和用于加工。
