问题
多项选择题
绝缘油界面张力检测需要使用的材料包括()。
A.酒精灯
B.漏斗
C.中速滤纸
D.天平
答案
参考答案:A, B, C
绝缘油界面张力检测需要使用的材料包括()。
A.酒精灯
B.漏斗
C.中速滤纸
D.天平
参考答案:A, B, C
完形填空,选择正确答案。 | |||
The traffic lights are the 1___________ in every country. There are always 2___________ lights: red, yellow and 3___________. Red means " 4___________". Yellow means " Wait ", and green means " 5___________".
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