Through the qualitative and quantitative 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；
Conclusion the qualitative and quantitative 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。
Objective To make a qualitative and a quantitative control on the Calculus Bovis in Houzao Niuhuang Powder.
目的对猴枣牛黄散中的牛黄进行定性、定量的控制。
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