The only way of overcoming the problem is by opting for dedicated earthing to the machine and by regular maintenance of earth pit.

避免这个问题的唯一方法是选择机床专用的接地线并定期维护接地点。

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Our company adopted the Canada standard for home-use elevators, we designed and developed the home elevator is the only brand that does not requires well channel or machine room and pit.

本公司采用加拿大标准自行开发、设计、制造的别墅电梯，是国内专业生产无井道、无机房、无底坑别墅电梯的制造商。

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For example is also a large machine tools such as casting production lathe bed, generally USES the method of cores modelling, don't make shape and sand box, in the pit of cores in;

例如同样是生产大型机床床身等铸件，一般采用组芯造型法，不制作模样和砂箱，在地坑中组芯；

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