废气涡轮增压器的涡轮进口废气温度一般不应超过() A.320~380℃ B.380~ 发布时间:2020-12-11 04:40 │ 来源:www.tikuol.com 题型:单项选择题 问题: 废气涡轮增压器的涡轮进口废气温度一般不应超过()A.320~380℃B.380~440℃C.450~500℃D.520~580℃
题型:单项选择题 根据短文内容,选择最佳答案。Mike is 15 years old and Rose is 13 years old. One day they went to see the doctor. Because they had bad colds and coughed terribly. After checking, the doctor gave them two bottles of medicine to take. There are the words on the mark of the bottles: Attention:1.Shake well before use.2.Take three times daily after meals.3.Dose(用量):adults(成人)and children over l5 2 teaspoonfuls children 8-14 1 teaspoonful children 3-7 1/2 teaspoonful 4.Not for children below the age of3.5.Store in a cold place.6.Use before December。2011小题1:Rose should take a day. Mike should take a day.A.1 teaspoonful; 2 teaspoonfulsB.2 teaspoonfuls; 1 teaspoonfulC.3 teaspoonfuls; 6 teaspoonfulsD.4 teaspoonfuls; 2 teaspoonfuls小题2:The medicine should be kept in A.the sunB.any placeC.hot waterD.a fridge小题3:Rose should before she takes some.A.shake the medicine wellB.eat nothingC.not shake the medicineD.drink something小题4:People aged can not take this medicine.A.2B.25C.13D.15小题5:The medicine left should be after December, 2011.A.eaten in a monthB.throw awayC.kept in a cold placeD.kept in a warm place 查看答案
题型:单项选择题 下表为1976—1990年苏联经济增长率(%)简表。其中,1990年经济发展出现负增长的原因是( )A.自然灾害造成的破坏 B.苏联解体导致的社会混乱C.戈尔巴乔夫经济改革不见成效D.赫鲁晓夫改革导致的混乱 查看答案