室内采暖管道为焊接钢管时,施工安装中DN>32mm时,连接方式为()
A、螺纹连接
B、法兰连接
C、焊接
D、铆接
参考答案:C
The plant is dead. I ____ it more water.
A.will give
B.would have given
C.must give
D.should have given
“用寒远寒,用热远热”,属于()
A.因病制宜
B.因地制宜
C.因人制宜
D.因时制宜
E.因证制宜