seam dustiness

用法例句

The authors made a research on basic principles of measuring the coal powder content in sealing oil by the light eliminating method.

探讨了利用消光法原理来测定密封油脂中煤尘含量的基本原理，给出了具体的测定方法和自动测定的软、硬件设计，测定结果经比对试验满足精度要求，方法简便、快速。

Prediction of coalbed gas content based on support vector machine regression;

基于支持向量机回归的煤层含气量预测

Put forward in this paper is the model using back-propagation artificial neural networks to predict coal quality parameters and coalbed gas content.

提出利用ＢＰ神经网络预测煤质参数及煤层气含量的模型和算法，预测的煤质参数以及煤层含气量与煤样分析结果比较表明，预测与煤样分析参数之间的平均绝对误差和相对误差都较小，精度满足定量计算的要

This paper introduces the aims and contents of the evaluation on the seam gas content, and probes into the methods, degrees and workload of the evaluation on seam gas content.

介绍了煤层瓦斯含量评价的目标和内容,就煤层瓦斯含量评价的方法、评价程度和工作量等进行了探讨。

Analysis on Influencing Factors of the Determination Period of Coal Methane Content

煤层气含量测定周期的影响因素分析

Application of grey system theory in prediction of coalbed methane content;

灰色系统理论在煤层气含量预测中的应用

Affecting factors analysis of coalbed methane gas content of Hedong and Hexi coal mine areas in Urumqi

乌鲁木齐河东-河西矿区煤层气含量影响因素分析

CBM storage character of lignite and gas content estimate method

褐煤煤层气储集特征及气含量确定方法

Research on Adsorption-Liquefaction Processes of Coalbed Methane with High Nitrogen Content;

高含氮量煤层气吸附—液化过程研究

Study on Simulation Experiment and Estimate Model for Coalbed Methane Lost Gas Content

煤层气损失气含量模拟试验及估算模型探讨

Simulation experiment and result analysis on lost gas content of coalbed methane

煤层气损失气含量模拟试验及结果分析

Prediction of gas content in deep coalbeds at Fengfeng Dacheng Kaiping mining areas

峰峰、大城、开平矿区深部煤层含气量预测

Coal Seam Gas-bearing Properties and Theoretical CBM Recoverable Ratios in Wulunshan Mine Area, Guizhou

五轮山矿区煤层含气性与煤层气理论抽采率

Discussion on higher nitrogen gas content in CBM cooperation well in Pingdingshan mine field

平顶山矿区煤层气合作井中氮气含量偏高问题探讨

Effect of roof aquifers on the coalbed methane well pattern productivity

顶板含水层对煤层气井网产能的影响

With similar geology factors of controlling gas, the content of coalbed methane is controlled by effective stage of gas generation and the rate of gas generation in this stage.

在其它控气地质因素相似的前提下，有效生气阶段和有效阶段生气率控制着煤层含气量的高低。

Study on the Prospect of CBM Resources in Tianshan Jurassic System Coal-Bearing Basin

天山侏罗系含煤盆地煤层气资源前景研究

Resource condition evaluation and ranking analysis of coalbed methane zones in China

中国煤层气含气带资源条件评价与排序分析

The Solutions for The High Carbon Dioxide Level in The Anticline Coal-bedMethane

对乌鲁木齐七道湾背斜煤层气中二氧化碳含量较高问题的解决思路

Theoretical study on calculation limits of CBM resource of abandoned coal mine

废弃矿井煤层气资源量计算范围研究

To Active Develop and Use Seam Gas Improve Environmental Quality

积极开发利用煤层气 提高环境质量

The Research on the Methods and Theories of Estimation for Coalgas Resources and Reserves;

煤层气资源储量评估方法与理论研究