1125、Close valve "A" when you get the same indications on gauges “X” AND”Y”

151、在烤箱里烘干油滤。

150 、 Existing analyses were reviewed to identify components and areas that may have exhibited lower
margins of safety.

149、如果机轮温度上升到 177 度以上,易熔塞的芯就会熔化,轮胎就会漏气。

148、确保工作区域有足够的空气流通。

147、确保客舱压力外流活门打开

146、溶剂会对油漆造成损坏。

145、Make sure that the generator operates smoothly.

144 、 Approved adjectives are given in their basic form, with their comparative and superlative forms in
parentheses 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 of
the 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。