常見例句雙語例句Two sufficient conditions for the discreteness of two-order self-adjoint vector differential operator are given in last part.第四章研究了二階自伴向量微分算子,得到其譜是離散的兩個充分條件。By using the C-semigroup of bounded linear operator, a new locally convex vector topological is introduced, and some propositions of it are given.利用C-半群的概念,引入一新的局部凸向量拓撲,并對其基本性質(zhì)以及在新的局部凸線性拓撲意義下C-半群的性質(zhì)進行初步研究。This paper deals with a systematical analysis on the common methods for environmental quality assessment and a new method suggested for environmental quality assessment, called Vector-Operator.在對目前環(huán)境質(zhì)量評價中流行評價方法系統(tǒng)分析的基礎(chǔ)上,提出了一種新的環(huán)境質(zhì)量評價方法,矢量算子法。 返回 vector operator