短語詞組短語center plunger hydraulic lift 柱塞直頂式液壓電梯centre plunger hydraulic lift [建]柱塞直頂式液壓電梯plunger gas lift 柱塞氣擧intelligent plunger gas lift 智能柱塞氣擧plunger gas lift equipment 柱塞氣擧裝置indirect plunger hydraulic lift 間接式液壓梯side plunger hydraulic lift 柱塞側置式液壓電梯plunger lift speed 柱塞擧陞速度;柱塞提陞速度;柱塞擧陞系統(tǒng)速度pcs plunger lift psc 柱塞擧陞 返回 plunger lift