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Terms for subject Navigation containing | all forms
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应急太平emergency life-saving instant exit
气密airtight door
气密速动airtight quick-acting door
气密金属连接airtight metal joiner door
水密watertight door
联合国海洋学研究专委员会Special Committee on Oceanographic Research
球形紧固器knob door fastener
轻便joiner door
钻屑罐式起升机cuttings container gantry crane