1. The content of As and Sb in paints are analyzed by hydride generat io n atomic fluorescence spectrometry (HG-AFS) and L-cysteine prereduction proces s.
   采用氢化物发生-原子荧光光谱法,用L-半胱氨酸预还原法,对涂料中砷和锑进行了分析。
2. Automatic Flight System (AFS) is composed of autopilot system and autothrottle system.AFS can help pilot control airplane to improve the flight quality and to reduce the workload of pilot.
   摘要自动飞行系统是由自动驾驶仪和自动油门取代人工操纵，保证飞行品质，降低了飞行员的工作量。

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