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SWIVEL, A device for rotation of components.        轉(zhuǎn)座，

                                                      用以使部件旋轉(zhuǎn)的裝置。

SWIVEL COUPLING, A junction in hydraulic            轉(zhuǎn)動(dòng)接頭，

tubes for allowing component movement.                液壓管線上，使相鄰的液壓管能夠動(dòng)的接頭。

SYMBOL, A graphic view of an aircraft component in a 符號(hào)，

very simplified format. Used on drawings to represent 飛機(jī)部件的簡(jiǎn)單示意圖。用于繪圖以代表部件的整個(gè)結(jié)

the entire component.                               構(gòu)。

SYMBOL GENERATOR, Generates the video signals       符號(hào)發(fā)生器，

that are displayed on the EADI and the EHSI.          為姿態(tài)指引儀和航道羅盤產(chǎn)生圖象信號(hào)的裝置。

SYNCHRONIZER, A device or circuit to make the units 同步器，

operate in unison.                                    使元件操作協(xié)調(diào)一致的裝置或電路。

SYNCHRONOUS, Refers to two or more things which     同步，

happen in a system at the same time.                  指兩個(gè)或兩個(gè)以上的東西同時(shí)在一個(gè)系統(tǒng)中發(fā)生。

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T

TAB, A small, hinged, moveable part on the trailing    調(diào)整片，

edge of a control surface (aileron, elevator, rudder).   鉸接在操縱面（副翼、升降舵、方向舵）后緣的可動(dòng)小

                                                       部件。

  Balance or control tab - moves in an opposite          平衡或操縱調(diào)整片—與操縱面運(yùn)動(dòng)方向相反，用以幫