常見例句

雙語例句

• We introduce an algebraic approach to solving mechanical problems based on the poisson bracket formulation is obtained.
  本文引進一個建立在油松括號表述上的代數(shù)方法，以求解力學(xué)問題。
• Based on the Poisson bracket and the discriminant of integral of motion, we prove the problem that the moment of momentum is the integral of motion when the mass point is affected by central force.
  運用泊松括號，依據(jù)運動積分判別式，証明了質(zhì)點受有心力作用時，其動量矩是運動積分的問題。
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