将引气负载控制的空气管道连接到上保护罩的接头上。
Connect the air line for the bleed load control to the fitting in the upper shroud.
步进电动机象同步电动机一样，在负载转矩的作用下，转子磁极中心线将滞后于气隙磁场的中心线一个角度，称为失调角。
Like synchronous motor, rotor magnetic pole center line could lagged behind an Angle of that of air-gap magnetic field under the function of load torque (called angular displacement).
采用负载型铜氨络合物催化剂进行糠醛气相加氢制2 甲基呋喃。
Vapour phase hydrogenation of furfural was employed to produce 2 methylfuran through a copper ammonia complex catalyst.
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