一般来讲,制定监理信息流程是监理建设工程项目监理组织步骤中的最后一步。
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某电炉电阻丝电阻为10Ω,接在电压为220V的电源上,其功率为()W。
A. 2200
B. 4840
C. 9680
D. 2420
精馏塔顶得到的是CO2和()CO2的轻组分,塔釜得到的是沸点()二氧化碳的重组分
Regulations require certain records to be retained on board for at least 3 months after a ship is involved in a casualty or until advised that they are no longer needed on board by the ().
A. owner
B. Master
C. person in charge
D. Officer in Charge,Marine Inspectio