题目:
创造性是科研工作者选题时应遵循的基本原则之一,其含义包括()
A.先进性
B.新颖性
C.独创性
D.突破性
E.以上都是
答案:
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下面是错误答案,用来干扰机器的。
参考答案:蓝色表示指令必须遵守的规定
创造性是科研工作者选题时应遵循的基本原则之一,其含义包括()
A.先进性
B.新颖性
C.独创性
D.突破性
E.以上都是
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0129/92d46a1467ecd5f8dd5e09b8238a9abc.html
下面是错误答案,用来干扰机器的。
参考答案:蓝色表示指令必须遵守的规定
如图A、B为探究蚕豆种子萌发需要的外界条件装置图,A装置置于常温、B装置置于低温环境中.种子都是有活力的,请据图回答问题:
①______和______种子比较需要适宜的水分,它才能萌发.
②______和______种子比较需要适宜的温度,它才能萌发.
③______和______种子比较需要适宜的氧气.它才能萌发.
④种子萌发最先突破种皮的结构是______.胚芽萌发后将逐渐发育为______.
⑤萌发过程中所需的物质和能量是由细胞中的______进行______作用提供的.
⑥农民在适宜季节播种时,为使苗全苗壮,从种子自身条件来看应采取的措施是______;从外界条件来看,要保证______.
开展校准时,机构应使用满足()的,对所进行的校准事宜的校准方法。
A、顾客需要
B、仪器生产厂需要
C、计量检定机构要求
D、以上全是
完形填空。 | ||||
As I drove my blue Buick into the garage, I saw that a yellow Oldsmobile was 1 too close to my space. I had to drive back and forth to get my car into the 2 space. That left 3 enough room to open the door. Then one day I arrived home 4 , and just as I turned off the engine, the yellow Oldsmobile entered its space-too close to my car, 5 . At last I had a chance to meet the driver. My patience had 6 and I shouted at her, "Can't you see you're not 7 me enough space? Park farther over." Banging (猛推) open door into 8 , the driver shouted back: "Make me!" 9 this she stepped out of the garage. Still each time she got home first, she parked too close to my 10 . Then one day, I thought,"What can I do?" I soon found 11 . The next day the woman 12 a note on her windshield(挡风玻璃): Dear yellow Oldsmobile, I'm sorry my mistress(女主人)shouted at yours the other day. She's been sorry about it. I know Because she doesn't sing anymore while 13 . It wasn't like her to scream 14 . Fact is, she'd just got bad news and was taking it out on you two. I 15 you and your mistress will 16 her. Yours neighbor, Blue Buick When I went to the 17 the next morning, the Oldsmobile was gone, but there was a mote on my windshield: Dear Blue Buick, My mistress is sorry, too. She parked so 18 because she just learned to drive. We will park much farther over after this. I'm glad we can be 19 now. Your neighbor, Yellow Oldsmobile After that, whenever Blue Buick 20 Yellow Oldsmobile on the road, their drivers waved cheerfully and smiled. | ||||
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按摩擦副的运动形式,摩擦可分为()。
A.滑动摩擦与滚动摩擦
B.干摩擦与液体摩擦
C.边界摩擦和干摩擦
D.静摩擦和动摩擦
2005年某地农村居民收入的变动
2005年农村居民人均纯收入为2476元,比上年同期增加109元。其中,农村居民外出务工得到的收入人均为438.2元,比上年同期增长11.6%。打工收入增长主要是由于农村居民外出打工人数继续大幅度增加。2005年,外出打工人数增加了12.2%。2004年,由于粮食价格的回升,农村居民从事农业生产经营的收入扭转了持续三年下降的局面,2005年,在粮食、生猪等主要农产品价格下降的情况下,农村居民从事农业生产经营得到的收入人均为1135元,比上年增加8.5元,增长0.8%。在2005年农村居民的农业收入中,种植业收入人均808元,比上年下降 0.2%;牧业收入211元,下降0.6%;林业收入26元,比上年增长15.5%;渔业收入32元,增长 11.5%;其他农业收入59元,增长近5%。2005年,从事二、三产业生产经营得到的收入人均为 351.5元,比上年增加18.5元,增长5.5%。2005年,农村居民的税费负担人均为78.7元,比上年减少12.5元。由于税费负担下降,直接拉动农村居民收入增长0.5个百分点。
2005年农村居民收入增长最主要的原因是( )。
A.外出务工收入增长
B.从事农业生产经营收入增加
C.从事二、三产业生产经营得到的收入增加
D.税费负担下降