题目内容

变压器的低压绕组布置在高压绕组的外面。()

A. 正确
B. 错误

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慢性乙型肝炎时干扰素使用的指征,哪一个说法是错误的?()

A. HBV在活动性复制中
B. ALT大于正常上线2倍
C. HBV DNA低
D. 重型肝炎可用干扰素
E. 出现抑郁症时停药

Portable carbon dioxide fire extinguishers should be sent ashore to be recharged ().

A. when the remaining charge volume is less than 90 percent of the required VOLUME
B. at each inspection for certification
C. at each annual inspection
D. when the weight loss exceeds 10% of weight of charge

阻挠安装人民防空通信、警报设施,拒不改正的,应当承担什么法律责任?

开环进给伺服系统

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