接缝处用苔藓垫子做了防水处理，用楔子和紫杉针固定。
The seams had been made watertight by pads of moss, fixed by wedges and yew stitches.
卷材屋顶防水层的搭接缝应粘(焊)结牢固，密封精密，不得有扭曲、皱折、翘边和起泡等缺陷。
The waterproof layer of the lap joint should stick (welding) firm, tight sealing, no distortion, fold, curling and blister defects.
整个防水层无接缝施工， 减少了渗漏隐患， 提高防水效果。
The whole waterproof layer no juncture construction, reduced the hidden trouble of leakage, improve the waterproof effect.
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