常見(jiàn)例句雙語(yǔ)例句Ductile Iron Pipe and Fitting.球墨鑄鐵管件。Using a cloth, wipe clean all excess cement from the exterior juncture of the pipe and fitting.用一塊布，將管道和管件連接部位外部所有過(guò)量的粘固劑擦干凈。Primer is necessary to penetrate and soften both pipe and fitting socket surfaces in order for the solvent cement to properly bond.有必要采用底漆來(lái)滲透和軟化管道和管件承插端口表面，使得液狀粘固劑能夠完全粘結(jié)。權(quán)威例句While some fishermen are transitioning to different jobs in the areas of welding, pipe fitting, and sustainable agriculture, others are focused on restoring the fishing industry.WHITEHOUSE: Economic Development – A Multi-Pronged Approach in the Gulf Coast The White House 返回 pipe and fitting