1253、This Section of the Pilot＇s 0perating Handbook shall contain only those limitations required by regulation or necessary forsafe operation of the airplane and approved by the regulatory authority.

235、本段描述的程序是关于计算计划飞行的各个阶段的重量和力矩以及确保重心在批准的范围内。

234、lf the failure occurs regularly, do a system test,

233、lt is possible that local fire codes, and standards make it necessary to use more restrictive proceduresthan those given in the subsequent steps. 有可能是当地的消防法规和标准使得有必要使用比后面步骤中所给出的更严格的程序。

232、Use a 12-inch wrench handle during this procedure.

231、要了解更多信息，请参阅官方的参考书。

230、lf you do not install the rigging pin, the elevators will move down when there is no pressure in thesystem. 如果不安装索具销，电梯将在系统没有压力时向下移动。

229、These words will be very difficult to understand for people from outside of this area.

228、Make sure that the warning light comes on in less than 3 seconds. 确保警示灯在 3 秒内亮起

227、Aircraft equipped with tail wheels are generally towed forward by attaching the tow bar to the mainlanding gear. 装有尾轮的飞机通常是通过将牵引杆固定在主起落架上向前牵引。

226、手册是以带有耐用封面的活页形式还是以永久装订好的形式呈现由制造商来决定。