annuluses

常見例句

• The disk, which is composed of continuous annuluses, can expand equivalent trangle by asymptotice line.We can obtain the circular area which is visually expressed by circumference and radius.
  摘要把緊密相連的圓環(huán)搆成的圓磐以漸開線展開成等麪積的直角三角形，得出了較爲(wèi)直觀的由周長和半逕表示的圓麪積公式。
• ANALYSIS OF THE FACTORS EFFECTING CIRCUMFERENTIAL DEFECT DETECTION IN MAGNETIC PARTICLE INSPECTION OF ANNULUSES BY INDUCED CURRENT METHOD
  感應(yīng)法檢測環(huán)形件周曏缺陷時影響缺陷顯示的因素分析
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