The invention relates to a jointing pipe type system for recovering and purifying washing wastewater, which belongs to the technical field of daily household energy-saving equipment.
本发明涉及一种接管式回收净化洗漱污水系统，属于日常家用节能设备技术领域。
As an important part of engine, the welding quality of the tail pipe should be ensured when jointing it using the electron beam welding.
尾喷管是发动机的重要部件，其连接采用电子束焊接方法，对质量要求很高。
The drain pipe jointing material of cement mortar with addition of water glass can effectively overcome the influence of groundwater and improve the quality of the joints.
在水泥砂浆中掺入水玻璃作为排水管的接口材料，能有效克服地下水影响，提高了接口工程质量。
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