题目内容

目前欧洲电网主要由()个跨国互联同步电网,以及()个独立电力系统构成。

A. 5;3
B. 6;3
C. 5;2
D. 6;2

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无准备撤离出现第一次撞击的口令:弯腰低头!全身紧迫用力!Bend down!Brace!()

A. 正确
B. 错误

在美国,以资产为基础的贷款公司通常作为担保所使用最多的资产是()和存贷.

Dense Wavelength Division Multiplexing (DWDM) is an important innovation in optical networks.Which two descriptions best define DWDM?()

A. optical technology for transmitting up to 32 channels over multiple fiber strands
B. optical technology for transmitting up to 16 channels over multiple fiber strands
C. a WDM system that is compatible with EDFA technology
D. a technology for transmitting more closely packed optical signals using more sophisticated transceiver designs than CWD

以下哪个选项不属于行政强制措施?()

A. 限制公民人身自由
B. 查封场所、设施或者财物
C. 扣押财物
D. 责令停产停业

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