-
They are made of carbon chromium steel and are hardened and ground.
这些内圈是碳铬钢制造的，并经过淬硬和研磨。
youdao
-
The chromium stainless steel can in any state by a magnet to attract.
因为铬不锈钢在任何状况下均能被磁石招引。
youdao
-
The chromium stainless steel can in any state by a magnet to attract.
因为铬不锈钢在任何状况下均能被磁石招引。
youdao