Because domestic current bearing corrosion technology and the international anti-rust technology or far worse.

因为国内目前对轴承的防锈技术与国际上的防锈技术还是差得很远。

youdao

Because domestic current bearing corrosion technology and the international anti-rust technology or far worse.

因为国内目前对轴承的防锈技术与国际上的防锈技术还是差得很远。

youdao