Low pressure disturbances,which travel along the intertropical convergence zone,are called().
A、permanent waves
B、tidal waves
C、tropical waves
D、tropical storms
A、permanent waves
B、tidal waves
C、tropical waves
D、tropical storms
A、Hill of low pressure B、Trough of low pressure C、Valley of low pressure D、Ridge of low pressure
A、directly from high pressure toward low pressure B、directly from low pressure toward high pressure C、from high pressure toward low pressure deflected by the earth's rotation D、from low pressure toward high pressure deflected by the earth's rotation
A、high exhaust temperature and low firing pressure B、high exhaust temperature and high firing pressure C、low exhaust temperature and low firing pressure D、low exhaust temperature and high firing pressure
A、low firing pressure and low exhaust temperatures B、low firing pressure and normal exhaust temperatures C、high firing pressure and low exhaust temperatures D、high firing pressure and high exhaust temperatures
A、Low compression pressure and high exhaust temperature B、Low firing pressure and high exhaust temperature C、Low compression pressure and low exhaust temperature D、Low firing pressure and low exhaust temperature
A、High lube oil pressure B、High jacket water pressure C、High jacket water temperature D、Low jacket water pressure