本文结合鹤矿集团南山煤矿和平煤集团二矿掘进二队对绞车的改造情况，着重阐述绞车安全改造和日常维护注意事项方面的改进。

Combining the winch improvement of Hegang group Nanshan coal mine with the second team of PingMei group, the safety transformation of winch and the considerations of daily maintenance are given.

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掘进队目前在联盟场均出手次数排名第一（85.2 次），是除了菲尼克斯太阳队（平均110.6分）之外的球队得分第二高的（平均108.8分）。

The Nuggets rank first overall in the league in field goals attempted per game (85.2) and put more points on the board (108.8) than any team outside of the Phoenix (110.6).

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