在容易产生静电的高绝缘材料中加入抗静电添加剂之后，能降低材料

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问题判断题

在容易产生静电的高绝缘材料中加入抗静电添加剂之后，能降低材料的体积电阻率或表面电阻率以加速静电的泄露，消除静电的危险。

答案

参考答案：对

单项选择题 A1/A2型题

人工髋关节置换时，髋臼前倾角应为（）。

A.40°～50°

B.大于60°

C.小于40°

D.40°～60°

E.10°～15°

单项选择题

A．( The problem of inflation could be worsened due to rising unemployment and wage explosion

B．( Because of the rising of unemployment during inflation, there could be a wage explosion

C．( The most serious economic problem in the wake of inflation is a possible wage explosion

D．( A possible way to curb inflation and rising unemployment is to raise the workers’ wages dramatically