球形字頭 的英文怎麼說

中文拼音 [qiúxíngtóu]
球形字頭 英文
small metal sphere with raised letters on it used in some electric typewriters
  • : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
  • : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
  • 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
  1. Because of the lower rock fragmentation efficiency and defective geometrical shape of chisel bit, sweden has replaced chisel bit with taper connecting cross chisel bit and button bit since the mid - seventies

    因一破巖效率低和幾何狀結構缺陷等問題,瑞典從70年代中期就用錐體連接的十齒釬取代了一
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