起始上升率的英文

• initial climb rate

• 起始:    origin; origination; parenta ...
• 上升:    rise; go up; ascend
• 率:    rate; ratio; proportion
• 起始上升:    climb-out
• 上升率:    altitude rate; ascension rate; climbing rate; escalating rate; positive rate of climb; rate of ascent; rate of rise; vertical climb rate