Given： Which two are true？（） A: The output is mm. B: The output is mc. C: Component is-a Meter. D: Component has-a Meter. E: DeluxeThingy is-a Component. F: DeluxeThingy has-a Component.

•10. The goal of any forecasting method is to predict the systematic component of demand and estimate the random component.

安装完部件后，拆掉装卸工具。 A: Remove the handling tool after the installation of the component. B: Remove the handling tool subsequent to the installation of the component.

Which statements of the event listener are true A: Multiple listeners can be attached to one component. B: Only one listener can be attached to one component. C: One listener can receive and process the events from multiple components. D: One listener can receive and process the events from only one component.

Tools菜单的New Component的功能是 ， Remove Component的功能是， Rename Component的功能是， Copy Component的功能是

An optical cable is used to transmit：（） A: digital audio from a component to a receiver. B: analog video from a component to a receiver. C: analog audio from a component to a receiver. D: digital video from a component to a receiver.

()is<br/>a device used to connect or join two or more component. A: Bearings B: Fastenings C: Springs

1. In an open-loop control system, there is ( ). A: no feedback component B: no actuator C: no controller D: no amplification component

Which is not the component of fashion? ( )

component元件，部件