1、Let's admit, even they have problems when the work system becomes a little restrictive.
讓我們承認，即使他們有問題的時候，工作體系變得有點限制。

2、All Critical Operations will be under the control of a Permit to Work system operated by the Site.
所有關(guān)鍵作業(yè)行為均必須處于現(xiàn)場作業(yè)許可證制度的控制之下。

3、The principle of work system is obvious.
的原則，工作體系是顯而易見的。

work system翻譯