注水泥塞 的英文怎麼說
中文拼音 [zhùshuǐnísè]
注水泥塞
英文
cementing plug-
Special tool for pumping slurry and releasing plug. the zsc - a single cavity cement plug set can be connected with drill pipe
用於注水泥漿和釋放膠塞的專門工具。 zsc型單塞水泥頭可與鉆桿連接。The hsc - a hydraulic stage cementer features inner closing structure, opening through pressure difference. the closing plug drives the closing sleeve down and then shut circulation ports
型壓差式雙級注水泥器為內關閉式結構,不需投重力塞,通過液體的壓力差打開循環孔,關閉塞帶動關閉套下行關閉循環孔。
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