... floor type pump 坐地泵 gutter 雨水槽;边沟;砌沟;檐沟 flexible joint 弹性接缝;柔性接缝 ...
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铺砌沟 paved gutter
石砌排水沟 stone drain
干砌石排水沟 French drain ; dry stone drain
砖砌污水沟 brick sewer
铺砌的马路边沟 paved gutter
砌沟
ditching
以上为机器翻译结果，长、整句建议使用 人工翻译 。
工人们开挖一条壕沟，在沟内砌好隧道的衬砌，然后用土覆盖，或用最初挖出的土石方回填。
Workers excavate a trench, inside of which the lining for the tunnel is built. It is then covered over with the earth or other fill that was originally removed.
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