675.Use some auxiliary screws to assemble the unit temporarily ( )

262.This Section shall describe the airplane in a manner considered by the manufacturer to be most informative to the kind of pilot considered most likely to operate the airplane ( )

261.The emergency exit doors are used to facilitate evacuation that are not normally used for exit ( )

260.许多读者的英语知识有限,复杂的句子结构和许多英语单词所具有的大量的意义和同义词会引起混淆。 ( )

259.Adjust the door operating rod until it aligns with the attachment point( )

258.It is not permitted to install more than two washers for each bolt( )

257.When you replace a word, always make sure that the alternative you select does not change the meaning of the sentence ( )

256.It is extremely important to observe the fuel safety precautions ( )

255.Examine the contents of the box for missing items( )

254.实施航线维修的维修机构其航站在非本国领土时,放行人员应依据航站所属国的航空法规进行资格审定。

253.If the meaning changes, use a different construction( )