ESDS, SEE - ELECTROSTATIC DISCHARGE                     靜電放電敏感件，

SENSITIVE DEVICES                                          見 Electrostatic Discharge Sensitive Devices．

ESTIMATED TIME OF ARRIVAL, For IFR flights, the         預(yù)計到達(dá)時間，

time at which it is estimated that the aircraft will arrive 對于使用儀表飛行規(guī)則的航班，是飛機到達(dá)指定點上空

over that designated point, defined by reference to      的估計時間。它由參照儀表進(jìn)近程序起始導(dǎo)航臺而決定。

navigation aids from which it is intended that an       若機場沒有相應(yīng)導(dǎo)航設(shè)備，則是飛機到達(dá)機場上空的時

instrument approach procedure will be commenced,or, if   間。對于以目視飛行規(guī)則飛行的飛機， 飛機將到達(dá)機場

                                                                                            是

no navigation aid is associated with the aerodrome, the 上空的估計時間。

time at which the aircraft will arrive over the aerodrome.

For VFR flights, the time at which it is estimated that the

aircraft will arrive over the aerodrome.

EUTECTIC SOLDER, An alloy with very low melting          易熔焊料，

point which permits automatic fire extinguisher            一種低熔點的合金，可使廁所內(nèi)的滅火器遇火時自動

discharge in the lavatory.                              啟用。

EVAPORATION, The changing of a solid or liquid into a   蒸發(fā)，

vapor. A thermal caused activity.                          由于溫度的改變使固體或液體揮發(fā)而變成蒸汽的過程。

EXCEEDANCE, Any condition that occurs when a            超值，

system goes beyond its operating limits.                   當(dāng)一個系統(tǒng)超出操作極限時出現(xiàn)的情況。

EXCITATION, Supply of electric current to the field     勵磁，

windings of a generator to produce a magnetic field.       供電給發(fā)電機的磁場繞組以產(chǎn)生一個磁場。

                                       TECHNICAL DICTIONARY                                     54