铁路卸油栈桥应每隔（）配备2具（）kg手提式干粉型灭火器和（）块灭火毯，并且灭火毯配

快乐读读读。判断正(T)误(F)。

      Hello, I'm Mike, I had a fun and busy holiday last year. I went to Beijing by plane. On July 1st, I climbed the

Great Wall, I took many interesting photos. On July 2nd, I visited Beijing Museum, it's cool there. On July 3rd,

I went to the Nature Park, and I ate lots of good food. Beijing is a beautiful place, but I want to go to

Shanghai this year, do you want to go there, too?

( ) 1. Mike went to Beijing last summer.

( ) 2. Mike visited museum in Beijing.

( ) 3. Mike ate a lot of good food on the Great Wall.

( ) 4. On July 3rd, Mike took many interesting photos.

( ) 5. Mike wants to go to Shanghai this year.

JIT中的"零库存"概念的涵义是（）。

A.库存为零

B.只保持进行有效生产和分销必要的最低缓冲库存

C.安全库存

D.不缺货库存

紫雪的功用是（）

A.辟秽解毒，清热开窍

B.辟秽解毒，化痰开窍

C.清热开窍，息风止痉

D.清热开窍，化浊解毒

E.芳香开窍，行气止痛

下列物质可以通过溶解、过滤、蒸发的方法分离的是（　　）

A．氯化银和碳酸钙

B．酒精和水

C．硫酸镁和氯化钠

D．硫酸钡和氯化镁

仓库一个明显的功能就是保管产品，但随着人们对仓库概念的深入理解，仓库也担负着处理破损，集成管理和信息服务的功能，其含义已经远远超出了单一的存储功能。一般来讲，仓库具有3个基本功能：保管、移动以及信息传递。