The rich resources of refractory raw materials in China are briefly described, with emphasis on bauxite, magnesite and graphite.
简要叙述我国丰富耐火原料资源，尤其是高铝矾土、菱镁矿和石墨的概况。
Reserves of coal, coal bed methane gas, bauxite, refractory clay, potassic rock and so on rank first in China.
煤、煤层气、铝土矿、耐火粘土、铁矾土、含钾岩石等储量居全国首位；
Tangdan copper ore in Yunnan province is a typical refractory copper oxide ore with high content of calcium and magnesium in China and the world.
云南东川汤丹氧化铜矿，是非常典型的高钙镁低品位难处理氧化铜矿。
The current situation and characteristic of vacuum impregnation process and equipment in refractory industry in China are analyzed and introduced.
对我国耐火材料行业的真空浸渍工艺及设备现状进行了分析，介绍了国产化真空油浸装备及工艺特点。
It is pointed that the conductive refractory for conductive bottom electrode should be developed in China, with consideration of the structure and features of this bottom electrode.
结合导电炉底风冷底电极的结构、特点，指出该种底电极用的导电耐火材料在国内开发的意义。
The development of Metal-Refractory multiple structure in china has been discussed.
前言： 综合论述了我国钢铁冶炼业“ 金属—耐材”复合结构的研究现状。
Objective To observe the clinical results of a new aqueous drainage implant made in China, Human Aqueous Drainage implant (HAD) , for refractory glaucoma.
目的评价同产房水引流物（HAD）植入术治疗难治性青光眼的临床疗效。
In the eastern part of the North China block, the refractory peridotite xenoliths in Cenozoic Hebi basalts (Henan Province) are regarded as the shallow relics of the cratonic mantle;
在华北地块东部，河南鹤壁新生代玄武岩中的耐熔橄榄岩捕虏体被认为是克拉通地幔的残留；
Manganese ore resources are rich in China, yet with fewer rich ores but more low-grade ores, complex ores and fine refractory ores. rich ore resources are in critical shortage presently.
在我国，锰矿资源虽然十分丰富，但富矿少，贫矿、复杂矿和细粒难选矿多，富矿资源目前严重短缺。
Manganese ore resources are rich in China, yet with fewer rich ores but more low-grade ores, complex ores and fine refractory ores. rich ore resources are in critical shortage presently.
在我国，锰矿资源虽然十分丰富，但富矿少，贫矿、复杂矿和细粒难选矿多，富矿资源目前严重短缺。
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