trial mixture

In the meanwhile, the effects of varied acids for protecting third carbonyl group were investigated. Through the trial and error, the mixture of anhydrous alcohol/ petroleum benzine is the good solvent of target molecule recrystal.

考察了酸性对保护3位羰基的影响，确定了无水乙醇/石油醚是目标分子重结晶的最佳溶剂体系。

Sintering test of mixture of high-sulphur iron ore fines with iron ore concentrates and trial production

高硫富矿粉配加精矿烧结的试验及试生产

METHOD: We detected median lethal dose ( LD 50) of mixture of scopolamine ( SCO) and chlorpromazine ( CPZ) in the different dose to mice and rats by Bliss and Brownlee sequential trial.

方法：用Blis法和Brownle序贯法分别测定不同比例东莨菪碱与氯丙嗪组合成不同比例东氯合剂后对小鼠、大鼠的半数致死量（LD50）。

The design of target proportion of mixture had got through the test on trial mix and check on all performance of asphalt mixture.

按理论配合比成型试件，进行试配试验验证和沥青混合料各项性能检验，完成目标配合比设计。

Experimental Trial of a New Liquid Embolic Agent-BCD Mixture

非粘附性液体栓塞剂-BCD合剂的实验研究