常見(jiàn)例句雙語(yǔ)例句The speeder for crank-swinging bicycle without middle axle can make the speed change ratio reach to 10-99 times.一種曲柄擺動(dòng)無(wú)中軸自行車(chē)的增速裝置,可使變速比達(dá)到10至99倍。ip.comMen operating a bicycle crank pump refuel cars at the site of a gas station in the earthquake- and tsunami-destroyed town of Minamisanriku, northeastern Japan. (AP Photo/David Guttenfelder)日本東北部,被地震和海嘯摧毀的南三陸町市。人們?cè)谝粋€(gè)加油站邊運(yùn)行一個(gè)腳踩曲軸泵給汽車(chē)加油。The centre shaft is arranged in the bicycle frame five-way pipe through the ball and the shaft bowl, and the right pedal crank is tightly fixed on the right end of the centre shaft.中軸通過(guò)滾珠及軸碗安裝于自行車(chē)架五通管內(nèi),右腳蹬曲柄緊固于中軸的右端;ip.com 返回 bicycle crank