1.I am a mechanician.(electrician, Pipelayer,welder, carpenter, turner, blacksmith, builder, erector, riveter,rigger, concrete worker, engine-driver,repair worker).
我是一机械。(电、管、焊、木、车、铁、建筑人、安装人、铆、起重、、司机、维修)。
2.The monitoring on the performance of the sub-contractors was also inadequate, resulting in the employment of untrained and inexperienced riggers and signaller in rigging and lifting operations.