Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide...火星的大气层极其稀薄,几乎全部由二氧化碳构成。Gasfired heaters should not be used in corrosive or explosive atmosphere.燃烧煤气的加热器不宜用于有腐蚀性或危险性的气体中.As the lungs e...
Can withstand over 2 times rated current without demagnetization.能承受超过2倍额定电流不退磁.Figure displays the full process of the XFM magnet demagnetization.图4显示了XFM铁氧体磁体的退磁的全过程.Demagnetization apparently also can improve the spee...
反应敏捷的电台台长们用哔哔声盖过了辱骂声。Quick-thinking TV bosses bleeped out the abuse.微波炉烹饪完毕时会发出哔哔声提醒你。The microwave beeps to let you know when it has finished.当我们把船调头的时候，信号器又不停地发出哔哔声。When we turned the boat about, the signal began to bl...
在临死的那些日子里，年迈的女王态度稍缓和了一些。In her dying days the old Queen unbent a little.他临死的挣扎已经过去了.His last agony was over.出生的时候我们才哭, 而不是临死的时候!We weep when we were born, not when we die!...