GB 7588-2003 第5.9.1条
| | Openings between the shaft and the machine room/pulley room: all openings shall be provided with a curb or baffle not less than 0.10 m in height to prevent oil and water from flowing into the shaft. |
| | Openings between the shaft and the machine room/pulley room: all openings shall be provided with a curb or baffle not less than 0.10 m in height to prevent oil and water from flowing into the shaft. |
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