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【简答题】
智能阀就是所谓的气举阀，其作用就是()和();气举阀按安装方式分为()和()。
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反馈参考答案：
举一反三
【简答题】简述企业中目标管理的特点。
【单选题】听力原文：W: I just bought this fake-fur coat at a sale. I paid only $ 240 for it. How do you like it? M: It's very nice, but my wife bought the same thing for half the price Q: How much did the man's wife...
A.
$ 240,
B.
$ 200.
C.
$300.00
D.
$120.00
【单选题】W: I just bought this new dress at a sale. It only cost me $ 200. How do you like it? M: It’s nice, but my sister bought the same thing for half the price. How much did the man’s sister pay for her dr...
A.
$50.
B.
$100.
C.
$200.
D.
$400.
【单选题】听力原文：W: I want to write to my mother. I miss her so much after she moved to Chicago. M: Making a phone call can be more convenient. Actually, the weekend is coming and you have bought a new ear, so 80...
A.
Call her mother.
B.
Buy her mother a piece of cake.
C.
Send a new car to her mother.
D.
Drive to see her mother.
【单选题】曲面球体借助于光线,在画面上一般是以( )、( )、( )、反光面和投影组合而成。
A.
亮面 暗面 明暗交界线
B.
正面 反面 明暗交界线
C.
直面 曲面 明暗交界线
D.
正面 侧面 明暗交界线
【单选题】以下( )是java.io包中的一个兼有输入输出功能的类。
A.
Object
B.
Serializable
C.
RandomaccessFile
D.
java.io中不存在这样的类
【简答题】曲面球体借助于光线,在画面上一般是以亮面、 、 明暗交界线 、 和投影组合而成。
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