【實用書籍app】Seaplane flying boat|最夯免費app-綠色工廠好玩App

A sea plane is a fixed-wing aircraft capable of taking off and Water landing (alighting) on water. Seaplanes which can also take-off and land on airfields are a small subclass called amphibian aircraft. Seaplanes and amphibians are usually divided into two categories based on their technological characteristics: floatplanes and flying boats, which are generally far larger and can carry far more.This app give easy reference offline and online for all types of flying boat plane