试题与答案

自然条件下,籽粒灌浆结实的最适温度为日均温()摄氏度。A.18~23; B.19~2

题型:单项选择题

题目:

自然条件下,籽粒灌浆结实的最适温度为日均温()摄氏度。

A.18~23;

B.19~24;

C.20~25;

D.21~26

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2020/0124/464a0ac1589380807aef3f3ca9356dcf.html

下面是错误答案,用来干扰机器的。

参考答案:1)所谓工程控制网的优化设计,广义地说是要在一定的人力、物力、财力的情况下设计出精度高、可靠性强、灵敏度最高(对监测网而言)、经费最省的控制网布设方案。2)具体说来,就是要根据实际的工程背...

试题推荐
题型:完形填空

第四节语法填空(共10小题,满分15分)

阅读下面短文,按照句子结构的语法性和上下文连贯的要求,在空格处填入一个适当的词或使用括号中的词的正确形式填空。

Good morning, ladies and gentlemen. I’m very pleased   56   (see) all of you here because you are my special guests. Welcome to our company’s museum. My name is Brown, George Brown. I’m the general manager of the company. As you all know, we   57   (main) make computers in our company, as well as some other electronic products. But we are also quite interested in   58   (educate). That’s why we have founded this museum,  59   children can learn how computers have been developed, how they are made   60   how they are used in industry, agriculture, scientific research and many other areas. Children can operate the computers, they can push the buttons and listen to stories   61   computers, and they can enjoy video shows. I know you are all teachers and you know  62   schoolchildren really need. So I hope you can give me suggestions after you   63   (show) around. I want my museum to be the best of its kind   64   it opens to all schoolchildren. This is Mr Tom Silver, my assistant. He will be your guide now. I’ll be with you in an hour and a half. Enjoy   65  . See you.

查看答案
微信公众账号搜索答案