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                             挖掘机培训
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    ① 应届初、高中毕业生,持准考证可再优惠100元补助。
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    ④ 免费提供床铺和柜子,住宿免费,水电免费,生活费自理,有?#31243;茫?#39277;菜便宜实惠。
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    发动机停机回路

        挖掘机发动机停机回路:现有的发动机都是通过断油的方法来实现发动机停止工作的,当电钥匙由接通打到关闭状态时,电钥匙的BR端不再有电压,熄火电磁阀的R端不再有电,油路被关闭,发动机停止工作。

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