Spring Processing: Compression springs, disc springs, toys spring, shaped spring, conical springs.

弹簧加工：压缩弹簧、碟形弹簧、玩具弹簧、异型弹簧、锥形弹簧。

youdao

Spring Processing: Compression springs, disc springs, toys spring, shaped spring, conical springs.

弹簧加工：压缩弹簧、碟形弹簧、玩具弹簧、异型弹簧、锥形弹簧。

youdao