291、 The surge tank drain check valve permits fuel in the surge tank to flow to either main tank 1 or maintank 2.

1198、将其中一个空调组件电门置于“高流量”位。

1197、The function and operation of each unit in the system should be described as well as the location of the units.

1196、The basic control and operation information describes how the airplane components and systems are controlled andhow they operate, including any special procedures and limitations that apply.

1195、Ream the hole 0.05inch Langer than the standard.

1194、确保液压油箱内的液压油高于最低液面。

1193、This is the minimum concentration of flammable vapors in air below which propagation of flame does not occur oncontact with a source of ignition.

1192、Correct the tension.

1191、Do the backup of ethe computer at regular2 intervals.

1190、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。

1189、Install the larger bolts.