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【单选题】
既可来源于髓系祖细胞,又可来源于淋巴系祖细胞的免疫细胞A.
T细胞
B.
-巨噬细胞
C.
中性粒细胞
D.
NK细胞
E.
树突状细胞
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皮皮学刷刷变学霸
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【简答题】根据下列短文，回答 27～30 题。 第 27 题 The assembly line made it possible to _________.
【单选题】[6-27]Itis possible,and sometimes necessary,to strengthen the deck of a vessel for carriage of deck cargo by ___.有时,为了在甲板装货,有可能或必须通过()来加强甲板承荷能力
A.
placing bunker on the deck 在甲板上堆放燃煤
B.
building a stage on which to place the cargo 在甲板上搭个台,用来装甲板货
C.
welding steel feet to the deck,on which the cargo is placed 在甲板上焊一些支架,用来装甲板货
D.
erecting vertical pillars under the deck to support the cargo 在甲板下立一些垂直的柱子撑住甲板货
【单选题】[6-4]Itis possible,and sometimes necessary,to strengthen the deck of a vessel for carriage of deck cargo by ___.
A.
placing bunker on the deck
B.
building a stage on which to place the cargo
C.
welding steel feet to the deckon which the cargo is placed
D.
erecting vertical pillars under the deck to
【简答题】排序。 ( ) Yes, it is. And its tail is 6cm long. ( ) I like the black one. Is it younger than the white one? ( ) I like the white one. Which one do you like? ( ) Which cat do you like, mo...
【单选题】男,64岁。因阵发性胸闷9年,持续胸痛7小时收人院。人院时血压为150/90mmHg,诊断急性前壁心肌梗死。住院第3日患者出现胸闷、大汗、面色苍白,体检心率136次/分,律齐,双肺未闻及干、湿性啰音,血压90/60mmHg,考虑合并心源性休克。此时不宜使用
A.
主动脉内气囊反搏术
B.
静注速尿
C.
静滴多巴胺
D.
静滴多巴酚丁胺
E.
皮下注射低分子肝素
【简答题】公路施工组织设计的阶段有哪些?分别编制的施工组织设计文件名是什么?
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