CELSIUS, A temperature scale in which zero is the      攝氏度（°C），

freezing point of water and 100 is the boiling point of  溫度的度量單位。在此單位中，0°C表示水的冰點，

water.                                                 100°C表示沸點。

CENTER OF GRAVITY, The balance point of an object      重心

or rigid structure expressed in terms of percent Mean    物體或剛性結構的平衡點，以平均氣動力弦的百分比或

Aerodynamic Chord or in inches from a reference point. 距某一參考點若干英寸來表示。

CENTERING CAM, A cam for moving a mechanism to a       回中凸輪，

neutral position.                                        將機構移向中立位置的凸輪。

CERTIFIED CONFIGURATION, A configuration of the        合格的裝機狀態，

aircraft approved for operation by the local governing   由當地主管單位批準使用的飛機裝機狀態。

agency.

CENTRAL PROCESSING UNIT, In a computer or              中央處理器，

digital circuit, the section containing the arithmetic and 計算機或數字電路中含有運算，邏輯，控制和內部存

logic,control, and internal memory circuits.           儲電路的部分。

CENTRIFUGAL FLOW COMPRESSOR, A type of                 離心式壓氣機，

compressor in which air is taken into the center of the  壓氣機的一種。當進氣到達葉輪中心時，被葉輪離心拋

impeller and is slung outward centrifugally into a diffuser 出進人擴散器。在擴散器中氣體流速減慢，壓力增加。

where it is slowed and pressure is increased.

CG, SEE - CENTER OF GRAVITY                            重心，

                                                         見Center of Gravity

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英漢對照民用航空詞典                                 BOEING

CHANGEOVER, Conversion from one mode to another. 轉換，

                                                   由一個方式轉換到另一個方式。