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- These are mine workers of a small coal mine in north-east of Yunnan. 云南滇东北部的小煤窑的矿工们。
- After the impoundment of Xiaolangdi Reservoir,the water of small coal mines threatened Xin an Coal Mine. 小浪底水库蓄水后,淹没区内小煤窑充水对新安煤矿形成较大危害。
- In coal production areas,coal marketing and transport service agencies may be set up to provide marketing and transport services for medium-sized and small coal mines. 在煤炭产区可以组成煤炭销售、运输服务机构，为中心煤矿办理经销、运输业务。
- In coal production areas, coal marketing and transport service agencies may be set up to provide marketing and transport services for medium-sized and small coal mines. 在煤炭产区可以组成煤炭销售、运输服务机构，为中心煤矿办理经销、运输业务。
- Moreover, in the regions surrounding Beijing, such as Shanxi and Hebei, small coal mines have been shut down for safety concerns, leading to some power tightness. 而且，北京周边的地区如山西和河北，出于安全担忧而关闭了一些小型煤矿，这也导致电力紧张。
- At present our country has considerable number of medium-sized and small coal mines,in its production process material or coal transportation uses single drum winding winch. 我国目前存在着相当数量的中小煤矿,其生产过程中的物质或者煤炭运输多采用单滚筒缠绕式绞车。
- More than 7,000 small coal mines were to close imminently, Li Yizhong, director of the State Administration of Work Safety, announced at a conference on work safety on Monday. 国家工作安全管理部门主任李益中，在星期一的一次工作安全会议商说，有超过七千家的小型煤矿亟待关闭。
- Large quantities of acidic wastewater were discharged by some small coal mines in Fengcheng city, which polluted the local farmlands and destructed the ecological environment. 丰城市部分乡镇小煤窑排放大量的酸性废水,污染了当地农田,破坏了生态环境。
- Old village not far from several small coal mines, the day her daughter settled on the weak and dragged the body of mine came to doing odd jobs, the pay day is 12 yuan. 老人村子不远有几个小煤矿，她每日安顿好闺女，就拖着虚弱的身体来到矿区打零工，每天的报酬是12元。
- The analyzed the features and difficulties of the support for goaf left by small coal mine in the mine shaft bottom of Shuguang Mine. 分析了曙光煤矿井底车场小煤窑遗留采空区支护的特点和难度,提出采用注浆加固、高强度锚杆、再配合预应力锚索支护方案。
- This paper introduces the mothed and excellence of gemel connection for adhesive tape on small coal mine and low power place. 这里介绍一种在小煤矿、低功率输送带中一种具有优势的连接方法-合页连接。
- Supervision rights for 94 state key coal mines were transferred from the central government to provincial levels,and the structural adjustment was strengthened to close a number of unlicensed,heavy-polluting and irrationally distributed small coal mines. 94户国有重点煤矿全部下放地方管理，并加大结构调整的力度，关掉一批非法生产、污染严重和布局不合理的小煤矿。
- In the most prominent case, local officials in the northern province of Shanxi have been accused of abetting managers of brick factories and small coal mines who used forced labor. 其中影响最大的一个案例是山西省地方官员被指纵容当地黑砖窑和黑煤窑强迫用工。
- Medium and small coal mines in north of Shaanxi Province generally adopt longwall remaining coal pillars support mining. 摘要长壁留煤柱支撑法开采是陕北中小煤矿普遍采用的一种采煤方法。
- The filling pile drilling machine of KP2000 type applies to pore forming construction of various architectural base and shallow well with heavy caliber, vertical well of small coal mine, defense engineering bore using and other drilling projects. KP2000型灌注桩钻孔机适用于各种建筑基础成孔施工以及大口径浅水井、小煤矿竖井、国防工程用孔等钻孔工程。
- The shortwall ladder prop mining method namely strip extraction has been more extensively applied currently in small coal mine of Shaanxi province. 短壁刀柱采煤法即条带开采,目前在陕西省小煤矿开采中较广泛应用。
- This machine is mainly suitable in the small coal mine makes the ground with to extract the type to ventilate, may also take the general metal mine, the tunnel, the subway and the draft equipment. 该机主要适用于小型煤矿作地面用抽出式通风，也可作为一般金属矿山、隧道、地铁和通风设备。该产品外壳材料可根据用户要求采用钢材或复合材料（玻璃钢）。
- This paper introduces the mothed and excellence of gemel connection for adhesive tape on small coal mine and low power place.It has rapid speed and high efficiency and need not special tools. 这里介绍一种在小煤矿、低功率输送带中一种具有优势的连接方法-合页连接。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
