砂與粗料比 的英文怎麼說
中文拼音 [shāyǔcūliàobǐ]
砂與粗料比
英文
sand coarse aggregate ratio-
Through choosing different diameter of sand granule, using fecl3 and pac as the coagulants, doing paralleled test through standard filtration column compared with referenced filtration columns ( the coarser and the finer sand granule used as filtration media separately ), the thesis investigates the correlation between the filtration behavior and the depth of the deep bed l, the diameter of the sand granule d
本文採用不同粒徑的石英砂濾料，以fecl _ 3 、 pac作為混凝劑，通過進行標準濾池與參照濾池（分別裝填細濾料、粗濾料）的平行對比試驗，研究濾料粒徑改變后，濾池過濾特性與濾池深度l 、濾料粒徑d的相關關系。Study on workability - design of fresh concrete was carried out by introducing coefficient of filling - voids of mortar ( cfvm ), where cfvm was the ratio of voids content of densely packed coarse aggregates to the volume of mortar in concrete
在新拌混凝土工作性設計中引入了砂漿填充系數c _ （ fvm ）的概念， c _ （ fvm ）是混凝土中砂漿體積與粗集料振動密實空隙體積的比值。
分享友人