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【单选题】

润滑脂是由基础油、稳定剂、添加剂和()。

A.
皂基稠化剂制成
B.
胶质制成
C.
固化剂制成
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参考答案:
参考解析:
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刷刷题刷刷变学霸
举一反三

【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food.Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...

A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.

【单选题】在润滑脂中基础油占()。

A.
70%~90%
B.
50%~70%
C.
90%~100%
D.
没有正确答案

【单选题】光稳定剂的作用是(    )。

A.
阻止或延缓热分解作用
B.
增加塑性、柔性,流动性
C.
提高耐光老化的能力,主要是耐紫外线
D.
降低成本

【多选题】混悬剂的稳定剂包括

A.
增溶剂
B.
乳化剂
C.
助悬剂
D.
润湿剂
E.
絮凝剂和反絮凝剂

【多选题】下列属于食品添加剂的是()。

A.
防腐剂
B.
酸味剂
C.
漂白剂
D.
凝固剂