已知石灰石配比为5%，含水量为3%，石灰石在烧结过程中烧损为44%

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问题问答题简答题

已知石灰石配比为5%，含水量为3%，石灰石在烧结过程中烧损为44%。试问经烧结过程后，石灰石的残存是多少？

答案

参考答案：

残存=5%×（1-3%）×（1-44%）

=2.72%

答：经烧结过程后，石灰石残存是2.72%。

阅读理解

根据短文内容判断正（T）误（F）。

It's time to go home now. I'm in a bus on a rainy day.A woman with a dog gets on the bus.

The woman is well dressed (穿着华贵). She's very fat. And her dog is fat, too, but it's not

clean.

I don't want the dog to sit near me. But the woman says to the conductor,"Oh,I pay for my

dog. Can he sit here like the other.people?"

The conductor looks at the dog and says,"Yes, but like the other people he must not put his

feet on the chair."

( )1. It's a fine day.

( )2. I take a bus to school.

( )3. Both the woman and her dog are fat.

( )4. The dog is clean.

( )5. At last the dog sits on the chair.

判断题

报价驱动系统是一种连续交易商市场，也称为订单驱动市场。()