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【简答题】
脊柱侧凸的原因是什么?
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皮皮学刷刷变学霸
举一反三
【简答题】剖面图和断面图区别:1___图只画出物体截断面的投影,而____图还要画出剖切平面后物体可见部分的投影; 2断面图的剖切符号仅画出____,而不画表示投射方向的剖视方向线, 投射方向是通过____的注写位置来表示的;剖面图需要画出剖切位置线和____。
【单选题】John was a clever boy, but his parents were poor, and he had to work in his spare time and during his holidays to pay for his education. Despite this, he managed to go to university, but it was so exp...
A.
studying in the university
B.
working in a butcher's shop
C.
doing two jobs
D.
cutting meat well
【单选题】John was a clever boy, but his parents were poor, and he had to work in his spare time and during his holidays to pay for his education. Despite this, he managed to go to university, but it was so exp...
A.
studying in the university
B.
working in a butcher's shop
C.
doing two jobs
D.
cutting meat well
【简答题】近几年来,在“经营城市”的口号下,一场远比上世纪90年代来势更为凶猛的“圈地”潮在全国迅速蔓延。据统计,目前中国各类开发区已达3873家。但这其中经国务院批准的只有232家,省级批准的有1019家。这新一轮“圈地热”同样带来了许多问题和后遗症,包括影响粮食安全、损害农民利益、侵蚀土地收益、破坏市场秩序及产生腐败。很长时间以来,为了土地开发所引起的矛盾,越来越多地成了各地信访接待部门的“热门话题”,...
【简答题】(20分)什么叫大地水准面?它有什么特点和作用?
【单选题】Dick was a clever boy, but his parents were poor, so he had to work in his spare time and during his holidays to pay for his education.【21】this ,he managed to get to the university, but it was【22】expe...
A.
Although
B.
In spite of
C.
No matter
D.
Though
【简答题】．阅读资料，完成下列问题。（14分） 材料一 北部湾经济区，包括广西南宁、北海、钦州及防城港4市所辖的行政区域，后根据实际情况和发展需要，把玉林和崇左两市的交通与物流纳入经济区统一考虑，形成“4+2”的格局，这样，经济区陆域面积就达7.27万平方公里，占广西的30.7%。海域总面积达12.93万平方公里。区域内人口2053万人，约占广西总人口的42%。 2007年12月7日，国务院批准武汉城市圈...
【多选题】20 目前,我国稻谷消费主要包括( )等,近年来,我国稻谷消费总量稳步增长,需求结构呈现口粮消费下降、饲料和工业消费增加的趋势。
A.
口粮消费
B.
商业消费
C.
饲料消费
D.
种用消费
E.
工业消费
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