Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/946e3d03815d1b24881ce2258994b388.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 weeper drain是什么意思，weeper drain的翻译，weeper drain音标、读音、用法和例句_94生活常识网有道词典
The traditional drainage method isn′t practical. Drainage cutting combined with weeper drain could quickly dewater to the designed water level. 用疏导法排水与盲沟排水相结合的技术措施，能快捷有效地把泉水降至设计标高以下。