change the attitude of the airplane about the pitch axis.   為改變飛機(jī)繞俯仰軸的姿態(tài)而做的水平安定面的調(diào)整。

STAGE, A numbering system for the compressor and         級，

turbine of a jet engine.                                    用于識(shí)別噴氣發(fā)動(dòng)機(jī)的壓氣機(jī)和渦輪的各個(gè)段位的一

                                                         種編號(hào)系統(tǒng)。

STALL, A flight condition during which lift is destroyed  失速，

due to slow airplane speed or attitude.                     飛行速度過低或姿態(tài)而引起升力失去的飛行狀態(tài)。

STAND PIPE, A pipe raised up from the bottom of a         立式管，

reservoir that allows fluid to enter from the top and flow  從容器底部立起的管道。能使液體從上流流人，然后外

out to the system. It prevents picking up debris off the  流回到系統(tǒng)中，并防止帶起容器底部的碎屑。也可控制容

bottom of the reservoir. It can also control fluid height in 器內(nèi)液面的高度。

the reservoir.

                                        TECHNICAL DICTIONARY                                      142

----------------------- Page 144-----------------------

英漢對照民用航空詞典                                    BOEING

STANDARD INSTRUMENT DEPARTURE (SID), A               標(biāo)準(zhǔn)儀表離場(SID)，

published procedure for departing an airport IFR.      用于使用儀表飛行規(guī)則離場公布的程序。

STANDARD TERMINAL ARRIVAL ROUTE (STAR), A            標(biāo)準(zhǔn)到場航線（STAR），

published procedure for approaching an airport IFR.        用于使用儀表飛行規(guī)則到場的公布程序。

STAR, SEE - STANDARD TERMINAL ARRIVAL                標(biāo)準(zhǔn)到場航線，

ROUTE                                                  見Standard Terminal Arrival Route．

START VALVE, A valve in the engine start system for  起動(dòng)活門，

supplying air from the pneumatic manifold to the engine 發(fā)動(dòng)機(jī)起動(dòng)系統(tǒng)中，用以從氣源總管向發(fā)動(dòng)機(jī)起動(dòng)器供

starter.                                             氣的活門。