According to the features of the forking_shaped river section, we have adopted the comprehensive regulation measures of "changing, fastening, filling and planting", and got good effect.
针对分叉型河段的特点，采取一改、二锁、三堵、四植的综合治理措施，取得良好效。
An assembled hollow grounding equipment including grounding lead-out wire features that it is made up by fastening a lead-out wire to a hollow metal ball.
一种空腹装配式接地装置，由接地引线等组成。其特征是这种装置由引线与一个金属空心球状体紧固构成。
An assembled hollow grounding equipment including grounding lead-out wire features that it is made up by fastening a lead-out wire to a hollow metal ball.
一种空腹装配式接地装置，由接地引线等组成。其特征是这种装置由引线与一个金属空心球状体紧固构成。
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