【判断题】硬质合金刀具由于耐热性好,一般不用切削液。
【判断题】歌剧《丑角》中的咏叹调《穿上戏装》是戏剧男高音的典型曲目。
【判断题】歌剧《丑角》中的咏叹调《穿上戏装》是戏剧男高音的典型曲目。
【单选题】The audience was _____ very young children so there was a lot of noise while the concert was going on. [ ]
【简答题】The audience was quite disappointed at the film because it wasn't such a good film( ) the advertisement had promised them. A. which B. as C. that D. like
【单选题】The audience was ____ very young children so there was a lot of noise while the concert was going on.
【判断题】硬质合金刀具由于耐热性好,一般不用切削液。
【单选题】用()铣刀进行高速切削时,由于刀齿的耐热性好,故一般不用切削液,必要时可用乳化液。