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【简答题】
编程实现下面这个分段函数的值的计算,即输入x的值,根据公式计算输出y=f(x)的值。 (1)________________________ //输入输出用到的库函数 void main() { float x,y; cout<<"please input a num:\n"; cin>>x; if(x<-1) y=2-x; (2)____________________ y=(-3)*x; (3)____________________ y=x-2; cout<<"f(x)="<
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举一反三
【单选题】Which of the italicized parts indicates CONTRAST?
A.
Mr. White is principal of the school, and an expert in translation.
B.
He is not man enough, and that's all.
C.
Jack grew wheat on his farm during the day, and at night he studied astronomy.
D.
He got up very early, and he failed to catch the morning train.
【单选题】关于转子流量计描述错误的是（）。
A.
流量计必须安装在垂直走向的管段上
B.
流体介质自下而上通过转子流量计
C.
利用节流元件的前后压力差测量
D.
转子流量计由两个部件锥形管和转子组成
【简答题】Mr. Brown is a very white man. He was looking rather green the other day. He has been feeling blue lately. When I saw him he was in a brown study. I hope he'll soon be in the pink again.
【简答题】One day Mr. and Mrs. White go shopping by car. They stop their car near a store. They buy a lot of things and they want to put the things in the car. But Mr. White can’t open the door of the car, so t...
【单选题】关于压力计安装描述错误的是( )
A.
要选择测量介质拐弯处安装
B.
要测量流动介质时，应使取压点与流动方向垂直安装
C.
要测量液体压力时，取压点应安装在管道下部
D.
测量蒸汽压力时应安装凝液管
【简答题】单词拼写。 1. Mr. White is a teacher. He works in a middle s_____. 2. I g_____ up at haft past six every morning. 3. In Changsha it's very hot in summer and very c_____ in winter. 4. I could look a_____ my...
【单选题】下列营养性巨幼细胞性贫血的叙述错误的是:
A.
Hb下降比红细胞计数下降更为明显
B.
目光呆滞、反应迟钝
C.
智能落后、行为倒退
D.
面色苍白、头发稀疏
E.
全身震颤
相关题目：
【单选题】关于转子流量计描述错误的是（）。
A.
流量计必须安装在垂直走向的管段上
B.
流体介质自下而上通过转子流量计
C.
利用节流元件的前后压力差测量
D.
转子流量计由两个部件锥形管和转子组成
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