裸导体配线适用于工业企业厂房，不得用于低压配电室。
参考答案：对
Now large numbers of young people in China ________posting voice messages, articles andphotos onto the WeChat (微信) to share with their friends.
A．are used to
B．are used for
C．used to
D．get used for
脊柱结核以哪一节段合并截瘫最多见（）
A.颈椎
B.胸椎
C.腰椎
D.骶椎
E.尾椎
