["Катализаторная коксовая перераховка и смешанные продукты.", ["Настоящее сообщение последнее изменение от wlf в 2 2-4 8:33. Участие: награда в виде солнечнойной энергии; правильный ответ: награда 3 солнечнойей энергии. https://bbs.hcbbs.com/static/image/hrline2.gif https://bbs.hcbbs.com/static/image/hrline3.gif Один выбор: перед запуском центробежного насоса необходимо проверить угла болты,

2019-06-24View Original

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本帖最后由 wlf1234 于 2019-6-24 08:13 编辑参与：奖1财富；回答正确：奖3财富。 https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif 单选题：离心泵在启动之前需要检查底角螺丝，如果底角螺丝没有紧固，机泵运转时会发生( )超标。 A、出口压力 B、电机温度 C、轴承温度 D、振动答案： D https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif 注：两天后答案自动公布。

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