以下不属于飞机高振动区域的是

292 incident

291 IF YOU ( ) HYDRAULIC PLUID,GET MEDICAL AID IMMEDIATELY.

290 If the rotors stop suddenly, examine the intake for unwanted material.

289 If one or more blades are missing, make an entry in the engine logbook.

288 how

287 HIGH VOLTAGB IN THE ELECTRONIC SYSTEM CAN()YOU.

286 group

285 GENERAL

284 3 A 七A Puel Grade or Specification,( ), alternate fuels and approved additives

283 DO NOT OPEN THE CARGO DOOR IN STRONG WINDS. STRONG WINDS ARE DANGEROUS.