A. any deck below the main deck and above the lowest deck B. a member that gives fore-and-strength C. made by placing two bulkhead a few feet apart D. a heavy fore-and-aft beam under the deck
A. 报表 B. 指标 C. 整理 D. 调查
A. 三相四线远程费控智能电能表 B. 三相四线远程费控智能电能表（载波通讯） C. 三相四线远程费控智能电能表（GPRS通讯） D. 三相四线本地费控智能电能表
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