分析了熔炼电炉钢制造的铝型材热挤压模的失效原因及影响因素.The causes of lose effectiveness of aluminum profile hot extrusion die made - smelted steel are analyzed.按冶炼方法,钢可分为 平炉 钢 、 转炉钢和电炉钢.By refining methods steels can be divided open - hearth furn...
Materials and physical configuration of relays determine inherent capacitances among their components.继电器的材料和物理配置决定了其元件间的固有电容.In reality, there are leakage resistances and stray capacitances and to everything.但在实际应用中, 它们...
这五句是一气贯注下来的.These five sentences run together as a coherent whole.他正全视贯注地为一首诗歌谱曲.He is concentrating on setting a poem to music.几个星期以来,他把全部精力都贯注在这件伟大的工作上.For weeks he had given all his thoughts to his great work....