第三章制作、安装与启动

c20暖通空调

学习模式考试模式

翻译

1.The blueprint symbol shown in the figure represents which component? 1.图中所示的蓝图符号代表哪个部件？

A. An upward-facing exhaust fan A. 向上排气扇

B. A downward-facing exhaust fan B. 向下排气扇

C. A downward-facing vertical supply duct C. 向下垂直送风管道

D. An upward-facing supply duct D. 向上送风管道

2.Where is the factory-provided wiring diagram typically found on a furnace? 2.工厂提供的接线图通常位于炉子的哪个位置？

A. inside the cold-air return cover A. 冷空气回风罩内

B. within the plenum B. 静压箱内

C. inside the hot air duct C. 热空气管道内

D. near electronic components D. 电子元件附近

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