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The handle for store davit not turn.
备用支艇架手柄不转动。
youdao
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This paper summaries the structure principle and design points of underwater pump davit.
该文对水下泵吊放装置的机构原理及设计要点作概要介绍。
youdao
-
This paper summaries the structure principle and design points of underwater pump davit.
该文对水下泵吊放装置的机构原理及设计要点作概要介绍。
youdao