Suitable for cutting metal , such as structural steel refractory steel, castiron, gold, silver, copper, aluminium.用途;适合切割碳素结构钢 、 铸铁及金 、 银 、 铜 、 铝 、 等金属材料.These aluminium kettles have been marked down ten percent because ...
每年,这个煤矿都会产出5百万公吨的焦煤.It produces 5 m tonnes of coking coal a year.并在确保高炉优化用料的同时,提出了合理使用焦煤资源的有益建议.And proposed some beneficial suggestions for the reasonable using metallurgical coal resources.氨气 、 煤焦油、焦煤都是煤气生产过程中的 副产品.Amm...
Therefore , one cannot ignore the contribution of biogenic volatile organic compounds to the secondary organic aerosols.二次有机气溶胶由于其对环境 、 气候和人体健康的影响,正日益受到人们的关注.Metal - biogenic type is a post magmatic mesothermal hydrother...
the many isotopes of carbon碳的诸多同位素Tritium is one of the mildest radioactive isotopes.氚是最和缓的放射性同位素之一.The inferno spewed a deadly plume of radioactive isotopes into the atmosphere.这个象炼狱般的地方将一缕致死的放射性同位素喷入大气层....
After much cogitation, we decided to move to the Isle of Wight.经过慎重考虑后，我们决定搬到怀特岛去。After much cogitation he rejected the offer.做了仔细思考之后,他还是拒绝了邀请.The existing problems were analyzed from two aspects of cogitation and resea...
变送器上壳连有热电偶烧毁保护接线.The transmitter is wired for up - scale thermocouple burn - out protection.图一表明多路传输接线系统的原理.Figure 1 illustrates the concept of a multiplex wiring system.在固定接线端子上焊有三根导线.Three lead wires are soldered to th...