WATT, The basic unit of electrical power.             瓦特 （瓦），

                                                        電功率的一個(gè)基本單位。

WAYPOINT, A predetermined geographical position       航路點(diǎn)，

used to define a route. The waypoint is usually defined 用于決定航線的預(yù)定地理位置。通常用經(jīng)、緯度來(lái)表示。

in terms of latitude and longitude.

WEB, The portion of a beam or channel that has been   腹板，

installed between the top and bottom flanges. Its prime 梁的橫截面。常見(jiàn)于上橫梁與下橫梁連接成工字形。主

purpose is to furnish strength.                       要作用是受力。

WHEEL SPIN UP, Rotational acceleration of the landing 機(jī)輪加速，

gear wheels at landing touchdown.                       飛機(jī)著陸接地時(shí)，起落架輪子的旋轉(zhuǎn)加速度。

WHEEL WELL, A part of the airplane for storage of the 輪艙，

landing gear (undercarriage) after retraction.          飛機(jī)的一部份，用以在起落架收起之后，收藏起落架的

                                                      那一部份。

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英漢對(duì)照民用航空詞典                                      BOEING

WIND COMPONENT, The effective wind relative to the     風(fēng)向量，

horizontal axes of the airplane.                         相對(duì)于飛機(jī)水平軸的有效風(fēng)。

WINDSHEAR, A change in wind speed and/or direction     風(fēng)切變，

in a short distance resulting in a tearing or shearing   短距離內(nèi)風(fēng)力或風(fēng)向的改變而形成的撕拉力和剪切力。

effect. It can exist in a horizontal or vertical direction and 可發(fā)生在水平方向或垂直方向，有時(shí)會(huì)在兩個(gè)方向上同時(shí)

occasionally in both.                                  出現(xiàn)。

WING CHORD PLANE, A reference plane from the tip       翼弦平面，

of the leading edge to the tip of the trailing edge of the 通過(guò)機(jī)翼前緣頂端和后緣頂端的參考平面。