tertiary 六级专八

Tertiary amine, Chloroacetic acid and ethyl Chloroacetate could synergize MI and increase the ...

MI与给电性单体组合效应不太明显。

Tertiary education follows secondary education.

高紧跟中。

Behaviors of armeen,tertiary amine,poly-amide and ether amide in floatation of kaolinite,pyrauxite and illite are studied.

研究了脂肪伯胺、叔胺、多胺和醚胺四种药剂对高岭石、叶腊石、伊利石浮选行为,结果表明捕收能力顺序为多胺>叔胺>醚胺>脂肪>伯胺。

Occurring in yellow, golden and brown colors, Baltic Amber is also known as Succinite after its parent tree pinus succinfera that was common in the tertiary period, some 50 million years ago.

波罗海琥珀呈金黄和褐黄色，也就是通常人们说琥珀色。她母本树种是5千万年前纪常见松科琥珀林。