()不是影响PT喷油器喷油雾化质量的因素。A.PT泵供油压力 B.柱塞下行速度 C. 发布时间:2017-05-08 21:37 │ 来源:www.tikuol.com 题型:单项选择题 问题: ()不是影响PT喷油器喷油雾化质量的因素。A.PT泵供油压力B.柱塞下行速度C.喷油嘴构造D.燃烧时空气扰动
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题型:单项选择题 Afraid of getting lost,the little girl __________the tail of her father's coat. [ ]A. caught up with B. held on to C. got close to D. got in touch with 查看答案
题型:单项选择题 In only 10 years, our province has been ________into an advanced industrial province.[ ]A. transformed B. enteredC. regarded D. issued 查看答案