724.Text shall be as brief and concise as practicable( )

213.Except when the Handbook producer is restricted in choice or otherwise limited, the choice is his( )

212.Personnel must obey this procedure( )

211.The procedures should address how often the program will be reviewed to determine if it is current and adequate for the type of maintenance being performed at the facility( )

210.如果过滤器在异常短的时间后堵塞,将它们送到实验室进行污染分析。 ( )

209.Shutoff the airflow in the air conditioning ducts to be inspected ( )

208.MAKE SURE THAT THE TOILET ASSEMBLY FLUSHES CORRECTLY( )

207.简要描述和说明各种新型飞行仪表的工作原理。 ( )

206.If necessary, add more gaskets ( )

205.地面控制描述了滑行和地面操作时的最小转弯半径。 ( )

204. An "emergency" however， almost always involves a failure that requires immediate and rapid response， such as atotal powerplant failure， fire or smoke， or rapid cabin decompression