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1、UNIT THIRTEEN,ACCIDENT ANALYSIS IN MINE INDUSTRY,句子分析,Underground coalmines range from modern mines using the latest remote-controlled equipment operated by a small, highly skilled workforce benefiting from continuous monitoring of all aspects of workplace conditions, to mines that are dug by hand a
2、nd where the coal is extracted and transported by hand, often in conditions that are unsafe and unhealthy.,Fortunately, significant, sustained improvements in coalmining occupational safety and health have been achieved as a result of new technologies, massive capital investment, intensive and conti
3、nuous training and changes in attitudes to safety and health among those in all stages of the coal chain.,Several factors have contribution to occurrences of roof falls in underground coal mines, such as geological and stress conditions, mine layout, mine environment.,Natural phenomena of sudden gas
4、 and rock mass outbursts, such as volcano eruptions, geysers, huge bursts of water saturated with CO2, out of the reservoirs in former volcano craters have been known for a long time.,Electrical machines, equipment, lights, power stations and circuitry, along with diesel equipment, conveyor belting
5、frictional sources, welding, acetylene cutting and other producers of friction, spark or flame used throughout a mine are ignition sources which add the third ingredient of the fire triangle.,Given the confined space of underground mines, which are a dark, and at times a harsh environment, with seve
6、ral pieces of energized equipment and circuitry in close proximity to workers and with self-propelled equipment in motion, the potential of shock or electrocution exists.,安全术语,矿山安全 矿井通风 粉尘暴炸 瓦斯突出 瓦斯抽放 透水事故,翻译技巧（十二） 长句的译法,化整为零，分译法,Steel is usually made where the iron ore is smelted, so that the moder
7、n steelworks forms a complete unity, taking in raw materials and producing all types of cast iron and steel, both for sending to other works for further treatment, and as finished products such as joists and other consumers.,The loads a structure is subjected to are divided into dead loads, which in
8、clude the weights of all the parts of the structure, and live loads, which are due to the weights of people, movable equipment, etc,纲举目张，变序法,An “alloy” steel is one which, in addition to the contents of carbon, sulphur and phosphorus, contains more than I per cent of manganese, or more than 0.3 per
9、cent of silicon, or some other elements in amounts not encountered in carbon steels.,The reason that a neutral body is attracted by a charged body is that, although the neutral body is neutral within itself, it is not neutral with respect to the charged body, and the two bodies act as if oppositely
10、charged when brought near each other.,逆流而上，逆序法,The construction of such a satellite is now believed to be quite realizable, its realization being supported with all the achievements of contemporary science, which have brought into being not only materials capable of withstanding severe stresses invo
11、lved and high temperatures developed, but new technological processes as well.,In reality, the lines of division between sciences are becoming blurred, and science is again approaching the “unity” that it had two centuries ago-although the accumulated knowledge is enormously greater now, and no one
12、person can hope to comprehend more than a fraction of it.,递序而下，顺序法,All commercial iron and steel contains iron as chief constituent, but the percentages of carbon and other elements and the methods by which iron and steel is produced, as well as the processes to which they may be subjected, so chang
13、e the characteristic properties that there are many distinct forms of iron and steel, some of which have properties so different as to appear like different metals.,The development of rockets has made possible the achievement of speeds of several thousand miles per hour, and what is more important it has brought within reach of these rockets heights far beyond those which can be reached by aeroplanes, and where there is little or no air resistance, and so it is much easier both to obtain and to maintain such speed.,
