电气设备运行时，允许（）。
A.停用主保护
B.停用后备保护
C.主保护投入时，短时停用后备保护
参考答案：C
Country of origin means the country ( ).
A．that buys the goods
B．that sells the goods
C．where the goods are produced
D．where the goods are shipped
油漆,着色剂等处理的红豆杉原木
