离心泵轴承做的轴承与轴是过盈配合，装置前应先将轴承加热到（）。
A. 90℃
B. 100℃
C. 110℃
D. 120℃
查看答案
下列哪些选项属于党员领导干部不可以以借名义长期占有的财物（）。
A. 现金
B. 有价证券
C. 支付凭证
D. 车辆、房屋、电脑、手机
A shipboard oil pollution emergency plan is required of （）.
A. all vessels, regardless of size and commercial application
B. any barge or other ship which is constructed or operated in such a manner that no oil in any form can be carried aboard
C. an oil tanker of 150 gross tons or above, or other ship of 400 gross tons or above
D. an oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above
微信支付 
支付宝支付