[名词解释] Ⅲ类设备(class Ⅲ equipment)
[名词解释] 电气设备(electrical equipment)
[名词解释] 固定式设备(stationary equipment)
[名词解释] 移动式设备(portable equipment)
[名词解释] 手持式设备(handheld equipment)
[名词解释] 0类设备(class 0 equipment)
[名词解释] I类设备(class I equipment)
[名词解释] 工艺设备流程图(Technological Equipment Flow Chart)
[单选题]I think the hatch covers ________ all fixed up by youA.wasB.wereC.beD.been
[单选题]In Hatch No.3 lower hold there are a lot of materials for dunnaging,()paper,nets,planks and tapes.A . asB . likeC . such asD . such that