1225、These ALIs are mandatory and cannot be changed or deleted without the approval of the FAA office that is responsiblefor the airplane model Type Certificate,or applicable regulatory agency.

　这些 ALIs 是非常必要的,任何更改或删除必须获得 FAA 办公室批准,或者其他可以颁发飞机型号证书的监管机构的批准

　这些 ALIs 是强制性的,未经负责飞机型号证书的 FAA 办公室或适用的监管机构的批准,不能更改或删除。

　这些 ALIs 是指令性的,未经 FAA 办公室批准不得更改或删除。FAA 办公室负责飞机型号证书,或发布适用的管理规章。

正确答案：B

解析：

解析:注释: mandatory 强制性的。

263、The writing rules cover aspects of grammar and style. The dictionary gives the general words that awriter can use.

262、This method is recommended as minimizing errors of distribution, and also informs owners of theavailability of systems and equipment.

261、此步骤仅适用于包括极少量铆钉的修理。

260、This table that follows shows the data

259、所有页面上必须有制造商的报头，出版物标题，飞机型号，发行或修订日期。

258、This index helps you find the applicable STE rules related to different specific subjects.

257、喷油嘴堵塞可能导致操作错误。

256、Get the correct tools to open the containers for these materials. 用正确的工具打开这些材料的容器。

255、Mix the material with a spatula.

254 、 The assembly extends through the casing assemblies and is connected to the telescopic controlassembly