衬砌压浆
Lining grouting
以上为机器翻译结果，长、整句建议使用 人工翻译 。
施工中应做好衬砌背后的疏排水设施，若有压浆时，不得将排水设施堵塞。
During construction, drainage water facilities behind the lining shall be well arranged, if there is the grouting, it shall not block the drainage facilities.
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