（）是冷作钣金工装配中应用最广泛的。A、线性尺寸测量 B、样板_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

（）是冷作钣金工装配中应用最广泛的。

A、线性尺寸测量

B、样板检查

C、钢卷尺测量

D、测量基准

答案

参考答案：A

完形填空

People all over the world enjoy sports, because sports can help them keep 1  and live long. Some sports or games go back 2    years, like running or jumping. Chinese boxing, for example, has a very long history. But basketball and volleyball are very new. People are inventing new sports or games all the time.
Many people like to watch 3 play sports or games. They don’t play themselves. They buy tickets or   4  their TVs to watch the games. Often they get very 5  and happy when “their” player or team 6   the match.
People play different games in different seasons. Swimming is fun in warm weather,   7  skating is good in winter.
Some sports are 8 interesting that people everywhere enjoy them. For example, basketball 9  by about 100 million people in more than 200 countries. People can play it in parks, schools, or factories.   10  fun it is to watch an NBA match!

B．thousand of

C．thousands of

D．interesting

填空题案例分析题

生态护坡是综合生态学、工程学和系统学等学科的知识，利用植被对斜坡进行保护的综合技术。下图为某种海岸生态护坡及部分食物网示意图，请回答下列有关问题：

经观察和测定灌草丛带中的几种生物种群及同化量（图中字母代表）如上图。图中沙氏变色蜥与小型地面肉食性动物之间的关系为（）和（）；沙氏变色蜥在食物网中所处的营养级为（）。能量从第一营养级到第二营养级的传递效率是（）（用图中字母表示）。