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【多选题】
已知系统结构如下图所示，采样周期T = 0.25秒，【图片】，符合系统描述的为（ ）【图片】A.
系统的开环脉冲传递函数
B.
系统的开环脉冲传递函数
C.
时，系统稳定
D.
时，系统稳定
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反馈参考答案：
举一反三
【单选题】A contract is
A.
a binding agreement.
B.
an agreement creating an obligation.
C.
an agreement that creates enforceable duties and obligations.
D.
all of the above
【单选题】A ( ) contract is a contract agreement in which an offeror promises to pay after the occurrence of a specified act. An insurance policy contract is an example of it.
A.
unilateral
B.
bilateral
C.
parol
D.
implied
【单选题】An investor sells a futures contract an asset when the futures price is $1,500. Each contract is on 100 units of the asset. The contract is closed out when the futures price is $1,540. Which of the fo...
A.
The investor has made a gain of $4,000
B.
The investor has made a loss of $4,000
C.
The investor has made a gain of $2,000
D.
The investor has made a loss of $2,000
【判断题】An insurance contract is essentially a contract between the insurer and the insured.
A.
正确
B.
错误
【单选题】According to Contract Law, an contract is concluded through .
A.
offer and counter-offer
B.
enquiry and offer
C.
offer and acceptance
D.
enquiry, offer, counter-offer, and acceptance
【简答题】Introduction to Employment Contract What is an employment contract, and how does having an employment agreement impact your status as an employee? An employment contract is a signed agreement between ...
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