Through the qualitativeandquantitative analysis of gas geological factors in Luling coal mine, the regional geological structure is the key geological factors of mine coal gas control.
通过对芦岭井田煤层瓦斯地质因素定性定量分析认为,区域地质构造是控制矿井煤层瓦斯的关键地质因素;
2
Conclusion the qualitativeandquantitative methods are simple, accurate and convenient, which can be used for the quality control of this preparation.
结论定性及定量方法简便、准确,可用于该制剂的质量控制。
3
Objective To make a qualitativeand a quantitativecontrol on the Calculus Bovis in Houzao Niuhuang Powder.