240.Identify revisions,additions and deletions by a vertical black line along the outside of the page opposite only that portion of the printed matter that was changed( )

697.这些密封剂的特性可以防止腐蚀。 ( )

696.Use a drill bit that is maximum 45 mm long ( )

695.If you shake the solution, do not use it for one hour ( )

694.如果堵塞导致旁通打开或进口和出口压力显著变化,则指示灯点亮。( )

693.微生物的生长通常发生在燃油箱的燃油/水分界面。( )

692.Position the sprayer unit nozzles in the APU air intake as required( )

691.在应用它之前,必须制作成一个胶粘剂。要做到这一点,将粉末与纯净水或石油溶剂油混合。 ( )

690.When accumulated revisions, including back-up pages, total over 60% of the total pages in the manual, a reissue of the manual should be prepared ( )

689. In English， a verb and one or more prepositions sometimes go together to make a "phrasal verb" This phrasal verbthen has a meaning which is different from the meanings of its parts Phrasal verbs often have two meanings， the original，more concrete meaning， and a more abstract one， too

688.Examine the area that is around the drain holes for signs of corrosion( )