三相半波可控整流电路带电阻负载,a=0度时,变压器二次绕组电流有直流分量。
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You are the network consultant from passguide.com. In which situation you will advice your customer to implement data centers?()
An increased need for specialized IT silos
B. Protecting the business from information outages
C. IT systems grow fast
D. Optimizing the efficiency with which IT operate
预防、控制野生动物所造成的危害,保障人畜安全和农业、林业生产的职责,应由哪个部门承担()
A. 国务院野生动物行政主管部门
B. 地方政府
C. 地方政府野生动物行政主管部门
《非金融机构支付服务管理办法》中规定第三方支付公司必须在本办法实施之目起()年取得许可证
A. 半
B. 3
C. 1
D. 2
Which of the following liquids can ordinarily be discharged overboard without being processed through an oily water separator?()
A. Cargo tank ballast
B. Segregated ballast
C. Engine room bilges
D. Cargo pump room bilge