身高测试的方法是受试者赤足,立正姿势站在身高计的底板上,(上肢自然下垂,足跟并拢,足尖分开成60度角。)
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What do you think of the movie we saw last night?()
A. The actress is bad.
B. Terrific!
C. The theatre is bad.
D. Nobody was there.
计数器(在线监测装置)与避雷器如果采用绝缘导线连接,其表面可以有破损、烧伤,两端连接螺栓无明显松动、锈蚀。
A. 正确
B. 错误