煤炭工业博览会主办地鸡西有着连接七台河、鹤岗、双鸭山三大煤城和俄罗斯的区位优势。

The expo organizing city Jixi enjoys great geographical advantage in linking three main coal mining cities — Qitaihe, Hegang, Shuangyashan, and Russia.

黑龙江鸡西、鹤岗、双鸭山和七台河四大主要矿区有矿井42个，其中70%都是高瓦斯矿井。

There are 42 mine Wells in four major mine areas, Jixi, Hegang, Shuangyashan and Qitaihe, in Heilongjiang province, China, 70% of which are high gas mine Wells.

以双鸭山矿务局东荣三矿东九采区综采工作面为研究对象，进行采区巷道监测设计。

Take the Shuangyashan mining bureau east nine to picking zone the working surface as the object of study the third coal mine of Dongrong, carries on the tunnel picking zone monitor design.

采用程序升温实验装置，研究双鸭山集贤矿不同粒度煤样在不同温度条件下与氧反应的特性。

With the programmed temperature experiment, the reaction character of Shuangyashan Jixian coal with various sizes under different temperature is investigated.

通过对双鸭山矿务局东荣三矿选煤厂设计中煤质资料的分析，介绍整理调整煤质资料的一种方法。

Through analyzing on the coal quality material of Dongrong No. 3 Coal Mine of Shungyashan Coal Mine Bureau, a kind of adjusting method is introduced.