Fire hydrant manual warning button besides holding wire, but also needs to open the pump reply line to the pump house.
消水栓脚动报警按钮除旌旗灯号线中，借需求启背鲐问线至泵房。
While drilling in arid water shortage area or in thief zones pump pressurized foam drilling technology may used in wire-line coring.
在干旱缺水矿区或漏失地层中钻孔时，可选择水泵增压装置泡沫钻进工艺用于金钢石钻进绳索取心。
While drilling in arid water shortage area or in thief zones pump pressurized foam drilling technology may used in wire-line coring.
在干旱缺水矿区或漏失地层中钻孔时，可选择水泵增压装置泡沫钻进工艺用于金钢石钻进绳索取心。
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