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【单选题】
较长的机件（轴、杆、型材等）沿长度方向形状（）时，可断开后缩短绘制。A.
一致或按一定规律变化
B.
一致或无规律变化
C.
一致
D.
按一定规律变化
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举一反三
【单选题】It can be inferred from the passage that we could have learned much more about our past than we do now if our ancestors had ______.
A.
kept a written record of every past event
B.
not burnt their written records in wars
C.
told exact stories of the most important happenings
D.
made more songs and dances
【简答题】It can be learned that with Obamacare,___ [A] it is no longer easy for part-timers to get insurance [B] employment is no longer a precondition to get insurance [C] it is still challenging to get insur...
【单选题】正常分娩时下列叙述正确的是
A.
胎头在进入出口平面时开始仰伸
B.
胎头着冠时以枕下前囟径娩出
C.
胎头以枕额径进入骨盆最小平面
D.
在骨盆最小平面胎头矢状缝与横径一致
E.
胎头进入中骨盆后完成俯屈与内旋转
【单选题】我国于去年上半年和欧洲国家瑞士、冰岛签署了自由贸易协定；最近又与东盟商议，打造中国—东盟自由贸易区升级版；还在上海建立自由贸易实验区，重点在投资准入、服务贸易领域扩大开放方面探索经验。这表明我国（） ①积极组织多边谈判，制订一系列国际贸易协定 ②从“引进来”转向“走出去”，规避对外开放的风险 ③积极参与国际竞争与合作，应对经济全球化挑战 ④不断拓展对外开放的广度和深度，提高开放型经济水平
A.
①②
B.
③④
C.
①④
D.
②③
【判断题】WTO以及相关贸易协议中的环境条款本身并非绿色贸易壁垒,但其中一些条款相对模糊的界定的确使某些发达国家为树立绿色贸易壁垒找到了借口,而当因此发生贸易纠纷时,进口国也容易从GATT或WTO有关自由贸易原则中寻求法律上的支持,因此,逐步完善这些环境条款是国际贸易协议应该努力的方向。
A.
正确
B.
错误
【单选题】Lessons learned are most often based upon project historical records. Lessons learned can be used to: ASee what mistakes others have made BSee how others have solved problems CPredict trends, highligh...
A.
and
B.
only
【单选题】Which of the following can be learned from the text?
A.
Lynn Carr learned to make cheesecakes by taking courses.
B.
Lynn Carr's cheesecakes are sold to high school dropouts.
C.
People like Lynn Carr's cheesecakes very much.
D.
Without finishing high school, one cannot even make good cakes.
【判断题】国际贸易协议中的环境条款、ISO14000、国际环境公约、环境标志制度等绿色贸易规范条件本身并不是绿色贸易壁垒,利用这些规范条件派生出不合理的环境标准及以此为据设置的贸易障碍才构成绿色贸易壁垒。()
A.
正确
B.
错误
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