The outburst of coal and gas is one kind of very complex power phenomena in colliery, and it is one severe nature hazard to producing coal safely.
煤与瓦斯突出是煤矿中一种极其复杂的动力现象，是威胁煤矿安全生产的严重自然灾害之一。
3
文学
创作
Chapter three: The producing of Han epitaph.
第三章汉碑的创作。
4
艺术学
创作
Chapter II, The foundation and artistic conception of Zhao Yuanren’s producing art songs.
第二章、赵元任艺术歌曲的创作基础及其演绎中的“诗意乐境”艺术境界。
5
数学
使线(或面)延长(或扩展)：
双语例句
1
On the contrary, pretreating with allyl bromide could turn the stereoselectivity of this asymmetric reduction reaction from mainly producingS-CHBE to R-CHBE.