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【多选题】
关于PID控制描述正确的是A.
比例控制可能存在稳态误差
B.
积分控制可以消除稳态误差
C.
微分控制提高惰性系统的响应速度
D.
微分控制可以抑制惰性系统的超调
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【简答题】阅读理解。 Three years ago, five parrots were set free in a wild place of Arizona, thousands of miles from the Channel Islands in Jersey. They had been looked after by zookeepers. No evolutionary strategie...
【简答题】精密加工淬火后的工件可用哪些加工方法？
【单选题】These two _______ are in the drawer. [ ]
A.
keies
B.
alarms clocks
C.
watches
D.
ball
【单选题】The ball ______ two or three Times before rolling down the slope.
A.
swayed
B.
hopped
C.
darted
D.
bounced
【单选题】金莱客餐厅是一家经营传统韩食的餐馆,其需要的员工数量是可变的,因此餐厅有一批兼职员工,在餐馆举办大型活动或宴会的时候随叫随到,此外,全职员工也可能在需要时加班工作或进行轮班。根据上述信息,金莱客餐厅采取的平衡产能与需求的方法是( )。
A.
资源订单式生产
B.
订单生产式生产
C.
库存生产式生产
D.
.匹配策略
【简答题】A of “catch” is just two people throwing a ball back and forth (来回地). They might have baseball , or they might use their hands.In fact, playing catch is part of baseball to make you get used to u...
【单选题】结核性脑膜炎脑脊液检查结果表现为( )
A.
糖和氯化物含量降低
B.
糖含量升高，氯化物含量正常
C.
糖和氯化物含量升高
D.
糖含量正常，氯化物含量升高
E.
糖含量正常，氯化物含量降低
【简答题】Three years ago, five parrots were set free in a wild place of Arizona, thousands of miles from the Channel Islands in Jersey where they had been looked after by zookeepers. No evolutionary strategies...
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