zn.

英 美
  • abbr.=zone
  • mei abbr.投资边际效率(=marginalefficiencyofinvestment)
  • zhao n.赵(姓氏)
名词 zn:
  1. a bluish-white lustrous metallic element; brittle at ordinary temperatures but malleable when heated; used in a wide variety of alloys and in galvanizing iron; it occurs naturally as zinc sulphide in zinc blende