underwater operations difficult or impossible-
-Restricted movement-限制运动 -Underwater operations difficult or impossible-水下作业困难或不可能 -Difficult to work around piping and equipment-围绕管道和设备难以 ..
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underwater operations difficult or impossible-
水下操作困难或不可能
以上为机器翻译结果,长、整句建议使用 人工翻译 。