depressant
n. 镇静剂
1. a drug that reduces excitability and calms a person
1. capable of depressing physiological or psychological activity or response by a chemical agent
Meanwhile according to the depressant synergism's principle, we compounded EVA with polymer surface active agent.
同时根据降凝剂协同作用的原理, 对其与高分子表面活性剂进行了复配实验.
In actual depressant crude pipeline transportation, a crude sample is transported in tight line with pressure.
在加剂输送管道中, 油样为密闭带压输送.
Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced.
介绍了降凝剂中间体丙烯酸高碳醇酯的合成和产品分离提纯方法.
ACMC — a modified carloxy methy cellulose ( CMC ) is an effective serpentine gangue depressant.
ACMC在蛇纹石表面的吸附,大大增强了它的亲水性.
It is most commonly used as a nasal vasoconstrictor and an appetite depressant.
最常被用作鼻血管收缩剂和食欲抑制剂.