置换

• The replacement text is highlighted in blue
  置换文本用蓝色突出显示。
• On the parity of arrangements and permutations
  关于排列与置换的奇偶性
• Test method for soil density by the sand replacement method
  用砂置换测量土壤密度的试验方法
• Perioperative nursing experience in heart valve replacement
  心脏瓣膜置换术围手术期护理体会
• Double filtration plasmapheresis using the braun diapact crrt
  实现双重血浆置换新功能的研究
• A note on permutation polynomials over z pnz
  上置换多项式的一个注记
• On the construction of orthomorphic permutations
  关于正形置换的构造
• S - conditionally permutable subgroups of finite groups
  条件置换子群
• Owners ' report for repairs or replacements
  所有方的修理或置换报告
• In severe cases , joint replacement surgery may be necessary
  一些严重的病例需要关节置换手术。