It has been suggested that the dihydrate process be used in the place where power cost is cheap; semihydrate process be used in the place where factory is near to phosphorus mine; and simple and convenient operation is required; semi-dihydrate process be used in the place where both material and power are expensive.
主要介绍湿法磷酸生产的3种工艺——二水合物工艺、半水合物工艺及半水—二水合物工艺的特点、流程,并对这3种工艺进行技术经济比较。
A hydrate in which the molecular ratio of water molecules to anhydrous compound is1: 2.
半水合物一种水合物，其所含水分子与无水化合物之比数量为1：2
l-cystine mono hydrochloride
半胱氨酸盐酸盐水合物
p-hydrazinobenzenesulfonic acid hemihydrate
p-苯磺酸盐肼酸（半水化合物）
The Semi-quantitative Analysis of C-S-H Gel in Blended Cements;
混合水泥水化产物中C-S-H凝胶的半定量分析
Studying of Polymer/Semiconductor Nanocrystals Composites in Aqueous Solution;
水相体系中聚合物/半导体复合纳米粒子的研究
The First Efficient Procedure for Hemialdals from Acetophenones;
由芳基甲基酮合成对应的半缩水合物的新方法
Effects of Water-fertilizer Coupling on Biomass of Robinia pseudoacacia in Semi-arid Areas of Western Liaoning Province
辽西半干旱区水肥耦合对刺槐生物量的影响
evaluation of the aerobic biodegradability of organic compounds in an aqueous medium [semi-continuous activated sludge method(scas)]
水介质中有机物化合物需氧生物降解性的评定-半连续激活污泥法
An amorphous, translucent, variously colored mineral, essentially hydrous aluminum silicate.
水铝英石一种不定形的半透明的多色矿物，主要成份是水合硅酸铝
a marginal subaquatic flora.
边缘的半水生植物群。
head-feed rice combine
半喂入水稻联合收割机
The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.
碳水化合物部分由半乳糖，葡糖胺，岩藻糖和唾液酸组成。
Study on Optimization of Polymer Modified Cement Slurry for Poured Semi-flexible Pavement
灌入式半柔性路面用聚合物改性水泥砂浆的优选研究
compound semiconductor solar cell
化合物半导体太阳电池
semiconductor compound gases
半导体化合物用气体
group iii v compound semiconductor material
族化合物半导体材料
combined metal oxide semiconductor
复合金属氧化物半导体
intermetallic compound semiconductor
金属间化合物半导体
