植原体(phytoplasma)

题型:名词解释

问题:

植原体(phytoplasma)

考点:农学植物病理学植物病理学题库
题型:名词解释

短文填空(本大题有10小题,每小题1.5分,共15分) 

Li Ming was a good school boy before. He  小题1:  to do well in all his lessons. But these days he turned out to be another Li Ming. He  小题2:  asleep in class. He has been late for school three times since last Friday. Yesterday they took an English test. He failed. But he always got over 90 before. His head teacher, Rose, didn’t know  小题3: . So she decided to go to his home and found out the reason. On her 小题4: to his home, she passed by a net bar. To her  小题5: , she saw Li Ming playing computer games excitedly inside. Then she  小题6: what had happened. She went into the net bar and pulled him out. Li Ming was very frightened because she was very  小题7: with him. He didn’t know how she would deal with him. She  小题8: beat him nor punished(惩罚) him. Instead, she told him playing computer games was bad for his health and  小题9: . She also asked him not to lose himself in it. Li Ming  小题10: to give up computer games and study hard to achieve his dreams.

题型:名词解释

网络操作系统的组成:网络服务软件、工作站软件、网络环境软件和

A.协议软件

B.通信软件

C.服务器操作系统

D.网络应用软件

题型:名词解释

在数据通信方式中,发送的数据桢由同步信息、固定长度的数据字符及校验字符、组成的是()。

A.并行数据通信

B.串行数据通信

C.同步串行数据通信

D.异步串行数据通信

题型:名词解释

中亚股份公司是以特许经营的方式经营的便利店连锁集团。各加盟店的所有者都是独立于总部的企业经营者。公司除了拥有180家左右以供培训的直营店以外,其余成员均为以特许经营合同形式加盟的商店。总部对加盟店所起的主要作用是:向加盟的便利店提供经营时所必要的指导、系统服务和充当交易中介。公司采用特许经营方式招募加盟店,并向其提供商品及技术指导,同时作为报酬,向加盟店收取特许经营费。在公司的营业总收入中从加盟店收取的特许经营费占87%,其余部分由直营店的销售额及其他收入构成。结合提供的资料,回答下列问题。

特许经营体系是由一个特许人和若干个受许人组成,公司总部和其特许加盟店之间关系的核心是( )。

A.特许权的转让

B.所有权的转让

C.特许权的产生

D.所有权的产生

题型:名词解释

采用锚喷支护巷道必须按()要求施工,岩巷掘进必须采用聚能管中深孔爆破技术。确保眼痕率不少于()。

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