管道支承件是承受管道和()、或者兼顾管道位移的元件,又可分为安装件和附着件。
参考答案:介质重量
根据首字母填空。
1. Tom always gets up early, so I w _____ why he is late for school today.
2. The Eiffel Tower is made of m _____ .
3. The c _____ of the meeting is about $10000.
4. Daniel's leg hurt b _____ .We are sorry to hear that.
5. It sounds a r _____ story.
6. We decided to see the red maple l _____ around Fragrant Mountain.
7. All of s _____ of President Bush came to the square last night.
8. Walk s _____ around the big lake and you'll be very comfortable.
9. We should keep h _____ to keep us working hard.
10. He wanted me to travel around the c _____ of the city with him.
股份有限公司申请其股票上市交易,必须报经中国证监会核准,并向其提出上市申请。( )