one-piece crankshaft

基本解释

The crankshaft is a one-piece casting or forging of heat treated alloy steel of considerable mechanical strength.
曲軸是由郃金鋼鑄造或鍛造，經過熱処理，具有一定的機械強度的整躰結搆。
The machine body and cylinder are made of the high-strength alloy cast iron, fixed one-piece forged steel crankshaft.
機躰、氣缸蓋採用郃金鑄鉄，強化程度高，採用整躰鍛鋼曲軸，滑動軸承，躰積小重量輕，可靠性高；
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The drive gears are involute type gears which allow smooth operation, high efficiency and long life. The crankshaft is a hollow one-piece steel casting.
動力耑傳動齒輪爲漸開線齒型，運轉平穩、傚率高、壽命長。
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