This standard specifies the technical requirements special regulations on the inspection lifting and laying down of self-erection mast of land rig.
2
今后，我们在保持陆地钻机优势的基础上，将围绕传统能源和新能源实施相关多元化的布局。
In future, we will implement a strategy of related diversification in the fields of traditional energies and new energies on the basis of maintaining our advantages in land drilling RIGS.
3
它不仅是沙漠钻机的必备设备之一，同时，对其他地域的陆地钻机也非常适用，值得推广使用。
Only it is an useful equipment of the desert rig, at the same time, it is a special suit of land rig, worth popularize.
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