672.热电偶是两种不同金属之间的结合处,产生的电压与温差有关。( )

265.按需向液压油箱加液压油 ( )

264.In addition ,this section may contain a comprehensive list of equipment available for installation by the manufacturer ( )

263.If the values are different, do this test( )

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 ( )