Whatdoesthe“Benchmarking”mean?()
A. The process of rating a company’s products against the best products in the world, including those in other industries
B. A commitment to constantly seek ways of doing things better in order to maintain and improve quality
C. A technique that helps companies translate customer design requirements into product specifications
D. Time from when production begins until the good is received by the customer
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电感元件和电阻一样起限制电流的作用,它能量()
A. 消耗
B. 不消耗
电阻串联电路的总电阻是()
A. 各段电阻之和
B. 各段电阻相同