producing a spark in the combustion chamber.         在燃燒室內產生火花的電器。

                                    TECHNICAL DICTIONARY                                78

----------------------- Page 80-----------------------

英漢對照民用航空詞典                                       BOEING

IGNITION EXCITER, An electrical component for           點火激勵器，

supplying high voltage to the igniters for producing a     向點火器提供高電壓使之產生火花的電子部件。

spark.

IGNITION SYSTEM, A system for starting or continuing    點火系統，

combustion of the fuel-air mixture in the engine          一個使油氣混合物在發動機燃燒室內開始或繼續燃燒

combustion chamber.                                     的系統。

ILLUMINATE, To turn on or to provide light.             照明，

                                                          打開或提供燈光。

ILS, SEE - INSTRUMENT LANDING SYSTEM                    儀表著陸系統，

                                                          見 Instrument Landing System．

IMPROVED CLIMB PERFORMANCE, The rotation and            改進爬升性能，

climbout speed increased above normal to increase         用大于正常的抬輪和爬升速度，來改善飛機的爬升性

airplane climb performance, especially if an engine     能，尤其是在一臺發動機不工作時。

quits.

INDICATED AIRSPEED (IAS), The airspeed read             指示空速（IAS），

directly from the airspeed indicator without any          未經任何校正直接從空速表上讀出的空速。

compensation.

INDICATOR, A component for showing quantity,            指示器，

pressure, temperature or position by a pointer or         用指針或數字來指示數量，壓力，溫度或位置的部件（與

numerical display. (Similar to gage (gauge)).           計量儀類似）。