交换性

• Two commutativity theorem of semi - prime rings
  关于半质环的两个交换性定理
• Determination of exchangeable potassium and sodium in forest soil
  森林土壤交换性钾和钠的测定
• Determination of exchangeable calcium and magnesium in forest soil
  森林土壤交换性钙和镁的测定
• Commutativity of associative rings which meets s , m , n center condition
  中心条件的结合环之交换性
• A commutation theorem on associative rings
  结合环的交换性定理
• The data communication is the most important advantage of it
  数据的交换性是其最重要的一个优势。
• Railway rolling stock . disks brake . interchangeability . dimensions
  铁路车辆.盘式制动器.可交换性.尺寸
• The weakly exchangeable property of quaternion product and an application
  四元数积的弱可交换性及其一个应用
• The present paper presents a commutativity theorem of rings with identity
  摘要给出有单位元的环的一个交换性定理。
• Study on noncommutativity errors correction algorithms of laser strapdown inertial navigation system
  激光捷联惯性导航中不可交换性误差补偿算法研究