Application effects of medium with different proportion of rotten peanut bran and sand were studied in tobacco seedling raising in the floating system.
将腐熟花生糠与河砂以不同比例混配成基质，研究其在烟草漂浮育苗上的使用效果。
Product role: Lead is widely used in the proportion of sand fill, anti-toxic rays.
产品作用：铅砂广泛应用于比重填料，防有毒射线。
This paper describes the effect of composition and granularity of silica sand on glass quality. Brings forward optimal mix proportion of silica sand from various ore-fields.
阐述了不同产地硅砂搭配使用过程中，硅砂成分及粒度组成对玻璃质量的影响，提出了硅砂最优化搭配方案。
The decrease in strength of sand cores can be reduced by adding an anti-moisture agent or increasing proportion of polyisocyanate in the mixture when the cores is stored up …
为减少砂芯在湿度较大环境中存放时的强度下降，可在混砂时加入抗湿剂或增加粘结剂中聚异氰酸酯的比例。
The application and the selection of proportion of C60 high performance pumping concrete with artificial sand are introduced in this article.
介绍了C60机制砂高性能泵送混凝土配合比选定及施工应用。
The value of lacunarity indices is in direct proportion to the degree of sand dune concentration.
结果表明，沙丘的分布形式越集中，沙丘的间隙度指数越大；
This paper proceeds some discussion about the optimized sand-ratio, ave rage paste thickness and aggregate packing degree in the packing concrete mix proportion design.
本文对密实混凝土配合比设计中的最优砂率、平均胶结浆体厚度、骨料密实度进行了一些探讨。
It can be based on user design of concrete proportion automatic completion of sand, stone, cement 3-6 kinds of material of ingredients program.
它可根据用户设计的混凝土配比自动完成砂、石、水泥等3 - 6种物料的配料程序。
It can be based on user design of concrete proportion automatic completion of sand, stone, cement 3-6 kinds of material of ingredients program.
它可根据用户设计的混凝土配比自动完成砂、石、水泥等3 - 6种物料的配料程序。
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