The company also engages in the hard minerals business through non-operated joint ventures and royalty arrangements in various coal, trona (natural soda ash), and industrial mineral mines.
该公司还通过从事非经营的合资企业和各种煤炭，天然碱（天然纯碱），工业矿物开采矿物质。
There are some shops right outside the hotel gate, such as convenience stores where you can pick up tidbits and mineral water, and also souvenir stores (bargain hard if you want to buy!
酒店大门外面就有一些商店，比如说便利店，在那里可以买到零食和矿泉水，这里同样还有纪念品店（如果你要买的话，一定要加劲讨价还价！
The ground floor there are oil, natural gas, coal, geothermal, limestone, dolomite, hard iron bauxite and other mineral resources, rich reserves, the exploitation of high value.
地下蕴藏着石油、天然气、煤炭、地热、石灰岩、白云石、硬铁矾土等矿产资源，储量丰富，具有较高的开采价值。
Hard water has a high mineral content. Most of the dissolved minerals are either calcium or magnesium.
水之矿物质含量较高，其溶解性金属以钙及镁为主。
The product effectively removes mineral deposits and hard water films. It is economical to use.
本产品能有效去除矿物质沉淀物及粘硬水膜，经济实用。
Considering the huge domestic and international market demand, it is expected that China's demand for mineral resources is hard to fall significantly for a long period of time.
正是由于国内和国际市场的巨大需求，可以预见，在相当长的一段时间内，中国对矿产资源的需求很难大幅度下降。
The chemical constitution and mineral composition were analysed with a hard kaolin(kaolinite) of the Carboniferous-Permian coal measures strata, in Baishan region of Jilin province as the sample.
以吉林白山地区石炭、二叠煤系高岭土（或高岭石）为试样，进行了矿物成分、含量分析和研磨、 煅烧、添加不同漂白剂加工工艺实验。
Considering the huge domestic and international market demand, it is expected that China's demand for mineral resources is hard to fall dramatically for a long period of time.
正是由于国内和国际市场的巨大需求，可以预见，在相当长的一段时间内，中国对矿产资源的需求很难大幅下降。
In this paper, the flotation behavior of high-effective collector Y-89 to hard-processing copper-sulfur ores with secondary copper is studied by pure mineral and ores.
以纯矿物和实际矿石研究了Y- 89新型高效捕收剂对含次生铜矿物的难选铜硫矿石的浮选行为。
Particularly sensitive skin may also react to hard water, may wish to ease the factor containing mineral water spray to clean the face.
特别敏感的皮肤可能对硬水也会产生反应，不妨使用含有舒缓因子的矿泉水喷雾来清洁面部。
The problem of re-employment in industrial cities based on mineral resources is especially hard or difficult to resolve.
资源型工矿业城市的再就业问题与其他城市相比具有特殊性和解决的紧迫性与困难性。
This above feature makes the valuable single mineral difficult to liberate and easy to be mud, so this ore is very hard to separate.
矿石的上述特性造成有用矿物难以单体解离并易于泥化，因而使矿石难选。
Experienced more than 20 years of hard struggle, the company has now become a professional production of mineral processing, building materials machinery and other equipment manufacturers.
经历二十余年的艰苦拼搏，公司现已成为一家专业生产选矿、建材机械等设备的生产厂家。
Experienced more than 20 years of hard struggle, the company has now become a professional production of mineral processing, building materials machinery and other equipment manufacturers.
经历二十余年的艰苦拼搏，公司现已成为一家专业生产选矿、建材机械等设备的生产厂家。
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