仪表气源管道和气动信号管道以及设计压力()的仪表管道,可采用气体为试验介质。 A.<

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问题:

仪表气源管道和气动信号管道以及设计压力()的仪表管道,可采用气体为试验介质。

A.<0.6MPa

B.≤0.6MPa

C.>0.6MPa

D.≥0.6MPa

考点:机电工程1H413000工业机电工程安装技术1H413000工业机电工程安装技术题库
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凝血酶时间(TT)参考值(手工法)是()

A.11~14s

B.16~18s

C.18~22s

D.23~36s

E.2~5min

题型:单项选择题

保证Java语言可移植性的特征是

A.面向对象

B.安全性

C.分布式计算

D.可跨平台

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Many immigrants to the United States find the decision to seek better lives for their families in America can have an unexpected and tragic consequence. Deep differences with their children develop over language and culture.
"Many immigrants arrive here without much education. Their kids soon gain language skills and also street marts on how to live in America, leaving the parents at a disadvantage, " Ileana, Roses, pastor of a Methodist church group operating in Virginia, said.
"Not only that but they find they cannot relate to children who quickly absorb American culture, " she said.
According to the US Census Bureau, the number of foreign born or first generation Americans reached 55 million last year, a record one in five of the total population.
A government survey of 922 immigrants in 2000 found that nearly 40 percent of those who had been in the United States for more than 15 years would still like to take English classes if they had the time.
Two thirds of low income households depended on their children for translation.
Psychologists and sociologists say parents can lose their position of authority in a family as a result and the effects of that can be far-reaching.
Children exposed to American pop culture that glorifies youth and sexuality often rebel when their parents try to impose the conservative values they brought with them.
"Americanization erodes all important aspects of parenting, " said Richard Weissbourd, who teaches education at Harvard University.
"I feel a part of me is dying with my children. They don’t listen to my music. I have to play it on Sunday morning when they are not around, " said an immigrant.

Which of the following is true according to the passage

A. All the immigrants had expected the troubles they would meet before they went to the US.
B. Two thirds of immigrant families are low income households.
C. American culture shows a spirit against conservative social and cultural values.
D. American pop culture puts the immigrant families at a disadvantage.

题型:单项选择题

赋予法人或者其他组织特定的资格、资质的,行政机关根据申请人的()等的考核结果作出行政许可决定。

A.专业人员构成

B.技术条件

C.经营业绩

D.管理水平

题型:单项选择题

沥青拌和机微机控制一般包括:冷骨料给料系统、拌和系统和()系统。

A.成品料仓

B.沥青加热

C.矿粉加热

D.导热油炉

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