洗选费
Direct drive drum washing machine has advantages such as small mechanical noise, low system failure rate, low cost and small space occupation.
直驱式滚筒洗衣机具有机械噪声小、系统故障率低、成本低及占用空间小等优势,加之滚筒洗衣机强大的个性化设计和较高的节能性能,必将成为未来市场上的主流产品。
An under well pipe is not needed in site utilization, and the settled washing wax and pressure testing work goes down to the well together with the pump, which reduced the method cost.
现场应用时不需要独起出井下管柱,可结合下沉的清蜡检、测压作业随泵下井,减少了措施成本。
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