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【多选题】
CKE轻负荷蜗杆、蜗轮油是在精制的基础油中加入了（）等多种添加剂而制成的。
A.
抗氧化剂
B.
缓蚀剂
C.
抗泡沫剂
D.
抗乳化剂
E.
油性剂
F.
极压抗磨剂
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参考答案：
参考解析：
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】在双线区段按上、下行接触网在分区所并联供电计算的牵引网电压损失中，轻负荷方向的计算列车在（）。
A.
供电臂首端
B.
供电臂均匀分布
C.
供电臂中间
D.
供电臂末端