【单选题】惯性一般取决于机构部件的质量和尺寸,越大的机构惯性越(),越重的机构惯性越()。
【判断题】这是一幅具有肖像性的半身构图风俗画,这种布局形式使人物形象更加简洁突出,由于免去了一切不必要的细节描绘,使人物个性更加鲜明,目光和手势更加引人注目。社会底层的流浪人第一次作为主人走进绘画,这在意大利以往的绘画中还不曾见过。
【判断题】The subject line states what the letter is about. The short form “Re.” may precede the phrase that carries the subject matter.
【判断题】有机物质在空气中燃烧和在体内的生物氧化的化学本质是完全相同的,但氧化方式不同
【单选题】大多数酶的化学本质是( ),无论是安静时,还是运动中,机体的新陈代谢时都是由各种酶催化完成的。
【判断题】The subject line states the gist of what the letter is about. The short form “Re.” may precede the phrase that carries the subject matter.
【简答题】Judging from the subject line, what is this email mainly about? The subject line shows that the writer wants to tell the recipient that she has come back to ___________ .