stepped-up
阶梯钻
stepped drill
暂无补充释义。
相关词条
stepped impedance transformer【电子】
stepped-up
step cone【机】;stepped cone【机】;
differential pump (stepped-piston pump)
step grate (stepped grate)
stepped joint
stepped roller【机】
stepped drill
暂无补充释义。
stepped-up
stepped impedance transformer【电子】
stepped-up
step cone【机】;stepped cone【机】;
differential pump (stepped-piston pump)
step grate (stepped grate)
stepped joint
stepped roller【机】