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【判断题】
临界比例度法是在纯比例运行下通过试验,得到临界比例度δK 和临界周期TK,然后根据经验总结出来的关系,求出调节器各参数值。
A.
正确
B.
错误
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参考答案:
举一反三
【判断题】发动机电控燃料供给系统(电控燃油喷射系统),按燃油喷射部位的不同,可分为缸内喷射系统(直喷)和进气歧管喷射(歧管喷射)系统两种。
A.
正确
B.
错误
【判断题】钢轨的侧面磨耗在钢轨踏面(按标准断面)下14mm处测量。()
A.
正确
B.
错误
【单选题】听力原文:M:I'm told that Alice is trying to find a job in an electronics company。 W:As far as I know,she is good at anything but electronics. Q:What does the woman imply? (16)
A.
Alice will possibly get a job in an electronics company.
B.
The chances for Alice to get a job in an electronics company are slim.
C.
Alice will make herself successful after entering an electronics company.
D.
Alice isn't worried about finding a good job right now.
【单选题】I_______ to the see the film Alice in Wonderland last night but for the fact that I was busy preparing for the English exam.
A.
must have gone
B.
must go
C.
might have gone
D.
might go
【单选题】下列哪个药不是止泻药( )
A.
黄连素
B.
蒙脱石散
C.
甲氧氯普胺
D.
洛哌丁胺
【简答题】电控汽油发动机燃油喷射系统一般由 3 个子系统组成,即: ( ) 。 A .空气供给系统 B .燃料供给系统 C .电子控制系统 D .操纵系统
【判断题】肥皂是公元前3000年的美索布达米亚人发明的。
A.
正确
B.
错误
【单选题】听力原文:M: I'm told that Alice is trying to find a job in an electronics company. W: As far as I know, she is good at anything but electronics. Q: What does the woman mean? (19)
A.
Alice does not know much about electronics.
B.
Alice is unlikely to find a job anywhere.
C.
Alice is not interested in anything but electronics.
D.
Alice is likely to find a job in an electronics company.
【单选题】关于招待的描述,下列哪项是不正确的:
A.
会员公司部应提供或支付任何单独进行的娱乐或其他休闲社交活动
B.
“中等水平的和合理的”应解释为每人每餐不超过人民币300元
C.
所有的互动交流活动都应当选择在有助于实现科学教育的目标及会议本身目的的、适当的地点举办。公司应避免选择名胜或铺张奢侈的地点
D.
可邀请著名的电视明星参与娱乐来吸引更多付费的参会者以弥补会议开支
【多选题】电控汽油喷射式发动机燃料供给系统组成是
A.
进气系统
B.
燃油供给系统
C.
排气系统
D.
电子控制系统
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