cerebral depressant翻译;大脑抑制药
psychomotor depressant精神性运动抑制剂
adrenergic depressant肾上腺素能神经抑制药
interneuron depressant神经元间抑制药
piont depressant柴油降凝剂
NDF depressantNDF抑制剂
composite depressant复合抑制剂
depressant tranquilizer镇静剂
central depressant中枢抑制剂;中枢抑制药
Biodiesel was obtained by transesterification of mutton tallow and methanol in the presence of an alkali catalyst. The low temperature fluidity of the biodiesel was investigated by adding fossil diesel,rapeseed biodiesel and pour point depressant.
以羊油和甲醇为原料,采用碱催化酯交换法制备羊油生物柴油,通过添加石化柴油、菜籽油生物柴油及降凝剂的方法,考察羊油生物柴油的低温流动性能。
It can effectively separate chalcopyrite from ores at low alkalinity without depressant.
在低碱度和不添加抑制剂的条件下,能高效地浮选分离黄铜矿、黄铁矿。
参考来源 - 黄铜矿、黄铁矿快速浮选分离新技术研究ADJ(形容词) able to diminish or reduce nervous or functional activity 有镇定作用的 [医学]
N(名词) a depressant drug 镇定剂