special tube meaning in Chinese

特种电子管

All waste water of factories within the hi - tech zone will be collected through special tube system to the plant and treated under certain standards
以海河大道、黄河大道为主干管，根据地形由西向东排至商颂大街后，沿商颂大街、弦歌大道至中华路口临时泵站，经水泵提升后直接排入现状明渠派进入洪河。
Company has expertise on multi - lateral well , rotating liner hanger cementing , geosteering , vertical drilling , dexpandable pipe , casing open window , verious completion , repairing , incident handling , special tubing running , special connection maching and so on
有能力进行分支多底井、旋转尾管固井、地质导向、防斜打直、膨胀管、套管开窗，各种完井、修井、事故处理、特种油管套管下入、特种丝扣加工等。