此外本文还给出了严格非负定条件下实正态过程存在的一个充要条件。
Besides, this paper gives a sufficient and necessary condition of the existence of normal process under the strictly nonnegative definiteness condition.
讨论了L-非负定矩阵的广义B-D逆的代数扰动问题，并给出了它的代数扰动表达式。
In this paper, the algebraic perturbation theory of generalized B-D Inverse of L-nonnegative definite matrix is discussed. and the expressions of the algebraic perturbation are presented.
令人啼笑皆非的是，这种控制计划的成功要对疟疾的卷土重来负一定的责任。
Ironically the success of the control programs is partly to blame for the resurge nce of malaria.
令人啼笑皆非的是，这种控制计划的成功要对疟疾的卷土重来负一定的责任。
Ironically the success of the control programs is partly to blame for the resurgence of malaria.
采用过滤阴极真空电弧技术并施加一定的衬底负偏压，在P（100）单晶硅片上制备出四面体非晶碳薄膜。
Tetrahedral amorphous carbon (ta-C) films have been deposited on P-type (100) polished c-silicon wafer with different substrate negative bias by filtered cathodic vacuum arc technology.
令人啼笑皆非的是，这种控制计划的成功要对疟疾的卷土重来负一定的责任。
Ironically, the success of the control programs is partly to blame for the resurgence of malaria.
非负矩阵分解（NMF）要求分解得到的左矩阵为列满秩，这限制了它在欠定盲分离（UBSS）中的应用。
The decomposed left matrix of Non-negative Matrix Factorization (NMF) is required to be full column rank, which limits of its application to Underdetermined Blind Source Separation (UBSS).
非负矩阵分解（NMF）要求分解得到的左矩阵为列满秩，这限制了它在欠定盲分离（UBSS）中的应用。
The decomposed left matrix of Non-negative Matrix Factorization (NMF) is required to be full column rank, which limits of its application to Underdetermined Blind Source Separation (UBSS).
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