You shouldn't m about with that machine, if you don't know.

假如你不懂得修，就别瞎弄这台机器。

At T.M.I., the reactor containment worked and did not release any radioactive gases.

在三里岛，防泄漏系统工作完好并没有散发任何放射性气体。

The changes in T_c, T_m, degree of crystallinity, and parameters of unit cell, observed by DSC and WAXD, showed the presence of HDPE/LDPE cocrystallite.

DSC和WAXD法所测结晶度均偏离共混物的线性加和值，而晶胞参数则随共混物组成变化出现最小值，表明HDPE和LDPE可以形成共晶相容体系。