45钢按用途分类属于（）。_爱下问搜题

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45钢按用途分类属于（）。

答案

参考答案：结构钢

完形填空

Body language is the quiet, secret and most powerful language of all! It speaks 36 than words. According to specialists, our bodies send out more 37 than we realize. In fact, non-verbal communication(非言语交际) takes up about 50% of what we really 38 , And body language is particularly 39 when we attempt to communicate across cultures（文化）. Indeed, what is called body language is so 40 a part of us that it's actually often unnoticed. And misunderstandings occur as a result of it. 41 , different societies treat the 42 between people differently. Northern Europeans usually do not like having 43 contact(接触)even with friends, certainly not with 44 . People from Latin American countries， 45 , touch each other quite a lot. Therefore, it's possible that in 46 ， it may look like a Latino is 47 a Norwegian all over the room. The Latino, trying to express friendship, will keep moving 48 . The Norwegian, very probably seeing this as pushiness, will keep 49 - which the Latino will in return regard as 50 _.
Clearly, a great deal is going on when people 51 . And only a part of it is in the words themselves. And when parties are from 52 cultures, there's a strong possibility of 53 . But whatever the situation, the best 54 is to obey the Golden Rule: treat others as you would like to be 55 _.

B．invitations

A．For example

C．connections

A．in other words	B．on the other hand
C．in a similar way	D．by all means

B．conversation

A．stepping forward

C．backing away

B．carelessness

C．friendliness

C．misunderstanding

D．nervousness

单项选择题

消弧线圈接地系统，在正常运行情况下，中性点的长时间电压位移不应超过系统标称相电压的( )。

A．10%；
B．15%；
C．20%；
D．30%。