depressant

英[dɪˈpresnt]
美[dɪˈprɛsənt]
GRE

基本释义

n.
镇静剂

实用例句

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.

期刊摘选

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.

期刊摘选

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.

期刊摘选

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.

期刊摘选

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.

期刊摘选

Psychoactive substances are commonly grouped toare stimulants, depressant, or hallucinogens.

心理活性物质通常可分为兴奋剂, 镇静剂和幻觉剂.

期刊摘选

Pour depressant OEAM, is a copolymer of maleic anhydride and mixed hexadecyl propionate and octadecyl propionate.

原油降凝剂(OEAM)是丙烯酸正十六醇和正十八醇混合酯与马来酸酐的共聚物.

期刊摘选

A pour point depressant ( PPD ) for improving the cold fluidity of diesel oils was studied.

摘要对柴油降凝剂进行了研究,降凝剂为苯乙烯、顺丁烯二酸酐及正十八胺三元共聚物.

期刊摘选

The transport capacity can be increased by adding depressant in waxy crude oil to be delivered.

在含蜡原油的输送中,添加降凝剂可提高输送能力,节约能源.

期刊摘选

Phenobarbital is a respiratory depressant. The degree of respiratory depression is dependent upon the dose.

苯巴比妥为呼吸抑制剂, 呼吸抑制程度取决于剂量.

期刊摘选

The effects of organic depressant DMPS on jamesonite and pyrrhotite have been studied.

研究了有机抑制剂DMPS对脆硫锑铅矿和磁黄铁矿的抑制作用.

期刊摘选

Despite being classified as a depressant, alcohol initially acts as a stimulant on the central nervous system.

虽说被划定为镇静剂,酒精最初却是被当作中枢神经系统的兴奋剂。

辞典例句

英英释义

Noun
  • 1. a drug that reduces excitability and calms a person

Adjective
  • 1. capable of depressing physiological or psychological activity or response by a chemical agent