sewer manhole meaning in English

污水管进入孔
污水检查井
下水道检查井,下水道检查孔
下水道进入孔

Standard practice for sealing sewer manholes using chemical grouting
用化学灌浆密封污水道检查孔的标准规程
" our exhaustive testing of amoy gardens found no genetic material or footprint of the sars related coronavirus in swabs taken from the affected apartments , the entrance between the units , the corridors , the roof , the ground floor and the sewer manholes
小组在淘大花园受影响的单位、单位之间的入口、走廊、天台、地下及排污沙井抽取样本，进行全面测试，并无发现引起严重急性呼吸系统综合症的冠状病毒的基因残馀。