题目内容

为了验证可运行性所要求的试验,系统在行政管理下恢复服役,归为正常运行限制条件()的一种例外情况。

A. I
B. II
C. III
D. IV

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In terms of pressure and temperature in the refrigerant in the compressor, what happens to

A. its pressure and temperature are both lowered
B. its pressure and temperature are both raised
C. its pressure is lowered and its temperature is raised
D. its pressure is raised and its temperature is lowered

山羊,体温41°C,持续高热3d,初期鼻镜干燥,口、鼻腔流黏脓性分泌物,口腔黏膜和齿龈充血、溃烂,大量流涎。继而出现带血的水样腹泻,病羊严重脱水、消瘦,并常有咳嗽、胸部啰音以及腹式呼吸的表现。该病最可能的诊断是

A. 羊传染性胸膜肺炎
B. 病毒性腹泻/黏膜病
C. 羊传染性脓疱
D. 小反刍兽疫
E. 羊肠毒血症

字词联想操作需先弹出同音字窗口再用鼠标单击()键。9/24

A. “左”或“右”
B. “前”或“后”
C. “上”或“下”
D. “确定”或“取消”

The needle valve will open when the fuel pressure acting on the needle valve _____ exerts

A. tape face
B. tapered face
C. surface
D. thinner face

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