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coalmine
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n. 煤坑, 竖井, 煤矿
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详细解释：
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以下为句子列表：
英文: Aiming at the existence of coal dust and gas in the coalmine environment and the special requirements of mine case explosion-proof surface process, the error conversion model, shape precision characteristics, transfer drawings, descriptive equation and er
中文: 针对煤矿井下煤尘和瓦斯存在的环境特性、煤矿井用箱体防爆面加工的特殊要求，采用控制理论的信息流图，对工艺过程中传统方块图进行简化，使繁杂的方块图解采用信息流图表示工艺过程的工序（变量）之间关系。
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英文: Based on testing and analyzing the relative results of the gear reducers' standard or the problems emerging in Chinese coalmine and the same products in other nations, proposed effect of different thermal radiation on the thermal power of gear reducer, ga
中文: 摘要通过对我国现行减速器行业标准及煤炭行业生产现状与国外同类减速器的对比分析，提出了不同散热方式对减速器热功率的影响，给出了在设计和选用大功率减速器时，针对不同的工况所应采取的有效散热方法，保证减速器热功率的有效提高，最大限度地发挥和使用设计机械功率。
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英文: The accurate detection of spontaneous combustion is an urgent mission of coalmine safety in production.
中文: 摘要煤矿自燃火灾的早期探测及预报是保证煤炭生产安全的有效手段。
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英文: The grassland desertification information in Huolinhe opencast coalmine is extracted from remote sensing imageries by using decision tree and back-propagation (BP) neural network, and the desertification during the past 16 years in the research field is a
中文: 摘要以位于草原区的霍林河露天煤矿为例，基于决策树和BP神经网络，在荒漠化信息提取的基础上，对研究区16年来的荒漠化情况进行了分析。
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英文: The relation among job satisfaction, stress level and self-efficacy of safety staff in coalmine was investigated by a questionnaire survey conducted to 43 employees in a state-owned coalmine.
中文: 摘要运用问卷法，以43名国有煤矿安全从业人员为研究对象，探讨了在煤矿这一特定环境下的工作人员其工作满意感、应激水平和自我效能感的关系。
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