1346、A hole of several inches in diameter may be cut in a pieces of metal at a point where the metal s not needed for strength, and the edges of the hole are flanged to give it rigidity.

144、Approved adjectives are given in their basic form, with their comparative and superlative forms inparentheses where applicable.

143、These buses receive power directly from the battery, 这些汇流条直接从电池接收电力，

142.lf the filters become clogged after an unusually short time, send them to the laboratory for analysis ofthe contamination. 如果过滤器在异常短的时间内堵塞，就把它们送到实验室进行污染分析。

141、Apply grease to the fasteners.

140、 The purpose of STE is to give technical writers guidelines on how to write technical texts in a clear, simple and unambiguous manner that readers throughout the world will find easy to understand. STE 的目的是为技术作者提供指导，指导他们如何以清晰、简单和明确的方式编写技术文本，使全世界的读者都能容易理解。

139、不要给出含糊、概括的信息。

138 、 This Section of the Pilot＇s Operating Handbook shall contain only those limitations required byregulation or necessary for safe operation of the airplane and approved by the regulatory authority. 飞行员操作手册的本节应只包含法规要求的限制或飞机安全操作所必需的限制，并经监管机构批准。

137、The formats of performance presentations and related parameters and rules shall follow the examples inthis Specification.

136、这个设备有 18 英尺长

135、When the hydraulic pressure is released, the sequence valve moves to the open position 。