The make-to-order system, also known as the pull system.
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The make-to-stock system means the manufacturer makes the production and distribution decisions on the basis of market forecasts.
A. 对
B. 错
Each node on supply chain depends on the nodes after it.
A. 对
B. 错
用于功率放大器的器件有（）。
A. 二极管
B. 三极管
C. 场效应管
D. 电容
射频功放的工作状态通常有（）。
A. 甲类
B. 甲乙类
C. 乙类
D. 丁类
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