1132、The aircraft and engine manufacturers recommend that you do not weld engine components whenthe engine is installed on the airframe.

You had better not to weld engine components when the engine is installed on the airframe.

You＇re not allowed to operate engine components when (the engine is installed on the airframe.

You had-better not to weld engine components when the engine is running.

正确答案：A

329、The ozone converter prevent damage to the air separation module from oxidation of the membrane material by ozone.

328、将溢流阀门拔动开关保持在打开位置,直到流出阀位置指示器显示完全打开。

327、Loosen the screws that (attach the clamp to the support.

326、The diagram shall be arranged so that the flow of the system can be traced with a minimum of effort.

325、The precision of the gauges must agree with the applicable quality standard.

324、通气油箱排放单向活门是在 1 号和 2 号主油箱外侧油箱端部肋上

323、温度调节是自动的。

322、等第一层油漆完全干透后再涂第二层。

321、在防滑模块与驻车制动模块之间的高压正常制动回路系统中,建议采用镀镉耐腐蚀钢或镀镉钢接头替代铝接头。

320、The vent scoop and pressure relief valve are on an access door in each surge tank.