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The valve actuating device is installed in another room.
阀门传动装置安装在另一舱室。
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The actuating device and the tensioning device are connected with the drag chain.
驱动装置、张紧装置分别与牵引链条相接。
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The actuating device and the tensioning device are connected with the drag chain.
驱动装置、张紧装置分别与牵引链条相接。
youdao