【简答题】飞轮多采用( )制造,当轮缘的圆周速度超过50m/s时,要采用强度较高的( )制造。
【简答题】阅读理解. An old scientist recently made several tests with different animals to find out which was cleverer than other animals. In one test the old scientist put a monkey in a room where there were sever...
【单选题】当飞轮轮缘的圆周速度超过( )m/s时,要采用强度较高的球铁或铸钢制造。
【单选题】患者男,37岁。主诉:腹泻1年,伴腹胀1月余。排粪3~4次/d,糊状,无脓血、黏液及食物残渣。起病后体重下降10kg,食欲、食量无变化,但进食油腻食物症状加重。查体主要阳性发现:消瘦,腹部膨隆,全腹有轻压痛,移动性浊音阳性,双下肢水肿。实验室检查:血常规示白细胞3.5×10 9 /L,中性粒细胞75%;尿常规正常;粪常规及隐血均阴性;血生化示转氨酶正常,胆红素正常,总蛋白52g/L,清蛋白28g/...
【单选题】飞轮多采用灰铸铁制造,当轮缘的圆周速度超过50m/s时,要采用强度较高的( )制造。
【单选题】—Where will the coming 30 th Olympic Games be held? —In _______.
【多选题】根据《药品管理法》第九十八条规定,国家禁止生产(包括配制, 下同)、销售、使用假药、劣药。有以下哪些情形之一的,为劣药( )。
【简答题】(一)根据下列句子所给汉语意思写出空缺处单词,或根据所给词写出正确形式。 小题1:If you want to go to the party with me, you should (表现好) well. 小题2:There were several new (arrive) at the hotel last night. 小题3:It's illegal to read people's p...