This piece of wire line is three times shorter than that one.

这根钢丝绳的长度是那根的三分之一.

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Working principle and structural features of SYZX 75 wire - line coring hydro - hammer are presented.

介绍了SYZX75型绳索取心液动潜孔锤的工作原理及结构特点.

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The technology in further developing diamond wire line core drilling techniques in Huanglong Coalfield also forecasted.

展望了黄陇煤田发展金刚石绳索取心工艺技术.

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Pay attention to the correct installation of ground wire ( line 5 ) when connecting lines with substation.

预埋安装塑料底盒时,一定要待水泥干燥后,才能预埋安装塑料底盒.

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