锅炉连续排污管在汽包中的哪个位置？_爱下问搜题

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问题问答题简答题

锅炉连续排污管在汽包中的哪个位置？

答案

参考答案：

一般装在汽包零水位以下200～300mm处。

阅读理解

阅读小天地。根据表格里的内容判断下列句子的正(√)误(×)。

	onions	eggs	cabbage	juice	milk
Jenny	○	△	△	○	△
Danny	△	△	△	△	△
Tom	△	○	○	△	△
Bob	○	△	○	△	△

△ = likes ○ = doesn't like

( ) 1. Jenny and Danny like onions, but Tom and Bob don't.
( ) 2. Danny likes eggs, but he doesn't like juice.
( ) 3. Jenny likes cabbage. Danny likes cabbage, too.
( ) 4. Bob doesn't like juice, but he likes milk.
( ) 5. They all like milk.

单项选择题

有关材料层热阻的法定计量单位，下列哪一项正确()

A．(㎡K)／W

B．kcal／(㎡h．K)

C．W／(㎡hK)

D．W／㎡