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【单选题】
种猪,3岁,呼吸困难,食欲减退,体温升高,流产;所产仔猪出现呼吸困难,腹泻,后肢麻痹;部分仔猪耳部发紫和躯体末端皮肤发绀。该病最有可能的病理变化是A.
支气管肺炎
B.
纤维素性胸膜肺炎
C.
大叶性肺炎
D.
间质性肺炎
E.
干酪性肺炎
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举一反三
【单选题】( )可以保证员工个人和企业获得履行岗位职能所必须的知识、技能和劳动态度。
A.
企业培训需求分析
B.
企业培训组织实施
C.
企业培训系统设计
D.
企业培训效果评估
【判断题】Memory-to-memory architecture supports the pipelined flow of vector operands directly from pipelines to the memory and then from the memory back to the pipelines.
A.
正确
B.
错误
【简答题】A．Water transport B．Road transport C．Rail transport D．Pipelines
【单选题】Pipelines are not （）
A.
Labor-intensive
B.
capital-intensive
C.
tech-intensive
D.
Low cost and high return
【单选题】'10 projects in the pipeline' in the last paragraph means ______
A.
10 pipelines to provide gas
B.
10 companies to lay the pipelines
C.
10 floating houses to be built on water
D.
10 building projects planned and started
【单选题】Which of the following precautions should be taken to avoid an explosion in the pipelines ?
A.
Cylinder starting valves should be properly maintained，
B.
The pipelines should be regularly drained.
C.
Oil discharged from compressors shoulcl be kept to a minimum.
D.
All of the above.
【单选题】Pipelines are not （）
A.
labor-intensive
B.
capital-intensive
C.
tech-intensive
D.
low cost and high return
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