管式消声器只宜用于截面直径在()以下的管道。 A.400mm B.350mm C.3

题型:单项选择题

问题:

管式消声器只宜用于截面直径在()以下的管道。

A.400mm

B.350mm

C.300mm

D.250mm

考点:建筑设备工程建筑设备工程综合练习建筑设备工程综合练习题库
题型:单项选择题

对代理方(受托方)来说,代理进口业务核算的主要特点有( )。

A.不垫付资金

B.只承担间接费用,境内外直接费用由委托方负担

C.以所收取的手续费作为代理开支及嬴利

D.不承担盈亏

E.代理进口所需外汇原则上由委托方解决

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依据《处方管理办法》,哌醋甲酯用于治疗儿童多动症时,每张处方不得超过()。(2006年考试真题)

A.一次常用量

B.1日常用量

C.3日常用量

D.15日常用量

E.7日常用量

题型:单项选择题

根据短文内容,从短文后的选项中选出能填入空白的最佳选项。选项中有两项为多余选项。 (E="AB " F=" AC  " G=AD)

M: Welcome back! I didn’t see you in the history class on Friday.

W: 61  . My geography class went on a field trip to look at some of the different rocks.

M: Really?  62  ! Where did you go?

W: A desert. It gets hot during the day, but it cools off very quickly at night.   63  .

M: Well, did you enjoy the trip?

W: Of course I did. Since there are so few plants growing there, it’s very easy to see different

rocks.

M:   64  . You must call me if you have the chance to go there again.

W: No problem.   65  .

A. I really want to go there

B. That sounds excellent

C. I will be your guide next time

D. It is very dry there after the sun goes down

E. I’m tired of this trip

F. I wasn’t here on Friday

题型:单项选择题

国债通常是指()的简称。

A.国家发行的国库券

B.国家公债

C.外债

D.国家公债、债务

题型:单项选择题

捞油井流压是由捞油时通过计深仪表所反映的捞油前和捞油后的液面深度来折算的,取二者的()作为当时的流压。

A、高值

B、低值

C、加权平均值

D、平均值

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