If an inflatable liferaft inflates upside down，you can right it by（）. ["pushing up on one side","standing on the CO2<\/sub> bottle，holding the bottom straps，and throwing your weight backwards","getting at least three or four men to push down on the side containing the CO2<\/sub> cylinder","doing nothing; it will right itself after the canopy supports inflate"]
设备命名采用以下命名方法：AABB_CCDD_X_YYYY_Z。AABB表示上联设备，采用地名（全拼首字母）加单位名简称的命名方式。（）
岗位标准的编写程序有哪些？
中央银行票据的期限一般在（）以内。 ["A.一年","B.三年","C.五年","D.十年"]
打开“开始”菜单的快捷键是（）。 ["ALT+ESC","CTRL+F1","CTRL+ESC","SHIFT+F1"]
什么是粘胶纤维？
