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【判断题】
未燃HC 排放主要是由于缸内混合气过浓、过稀或局部混合不均匀引起燃烧不完全而导致。( )A.
正确
B.
错误
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【简答题】In the conversations that __________ up between friends, you sometimes hear the words “babe,” “broad,” and “chick.” These are words that are used _____________ or directed toward women. It is certainl...
【简答题】搜索引擎内容处理和索引的步骤
【多选题】建立油气渗流数学模型时，下列哪类方程必不可少（）
A.
n运动方程
B.
n状态方程
C.
n质量守恒方程（又称连续性方程）
D.
n能量守恒方程（非等温渗流，如热采）
E.
n有关的边界条件和初始条件
【简答题】I don't need any of this .我不需要这里的任何破烂。
【单选题】听力原文： I live in a big old house. At night you can sometimes hear strange noises. Last Saturday I got home late. I went upstairs, washed and went to bed. My bedroom was very cold and it took me about a...
A.
Upstairs.
B.
A rubbish container.
C.
Outside the window.
D.
Pieces of paper under the bed.
【单选题】听力原文： I live in a big old house. At night you can sometimes hear strange noises, Last Saturday I got home late. I went upstairs, washed and went to bed. My bedroom was very cold and it took me about a...
A.
Upstairs.
B.
A rubbish container.
C.
Outside the window.
D.
Pieces of paper under the bed.
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