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necessary condition造句
31 Based on this, the sufficient and necessary condition under which a set of GD-Constrai nts is a minimal cover is given. 32 Indeed, soft - determinists believe that determinism is a necessary condition for moral responsibility. 33 The certain extent impact of price fluctuation on information propagation speed is a sufficient and necessary condition for state persistence of stock yield. 34 Propose a sufficient and necessary condition of solutions via an exact penalty function approach. 35 So some type of security and guarantees for Morgan Tsvangirai's safety certainly should be a necessary condition for holding a runoff, " she said. 36 The value of solution for the linear equation at the conic point is derived, and the necessary condition satisfied by the Cauchy's problem solution is given. 37 This paper expounds the importance and necessary condition of establishing the ethnologic documents? bibliographic database, and probes into the quality control in establishing the database. 38 Treatment of early age concrete poured before earthquake is necessary condition for continuing construction in process after earthquake. 39 On the Web, usability is a necessary condition for survival. 40 Theorem 1 ( Necessary Condition ) If is differentiable at, and is a local extreme value of, then. 41 As for the perfect controllable system, the necessary condition satisfied by the eigenvalue of the state matrix A is now given. 42 Moreover, a judgement condition for live and bound WAC net system is given, and the sufficient and necessary condition for WAC net liveness monotonicity is shown. 43 Our curriculum trains for the relinquishment of judgment as the necessary condition of salvation. 44 And the necessary condition of the overall dispersal reversing technology is introduced. 45 The dissymmetrical information is a necessary condition to become non-performing loans . 46 A hospital medical equipment, large-scale integration of management concepts, multilevel personnel structure are satisfactorily managed a necessary condition for large-scale equipment. 47 A necessary condition and a sufficient condition a matrix a generalized diagonally dominant matrix are given. 48 The trajectory problem was cast as the optimal control problem and Pontriaghin Maximum Principle was used to obtain first order necessary condition. 49 The sufficient and necessary condition of controllability and reachability of a class of linear switching systems which has the same systematic matrix and different input matrixes is given. 50 Based on the necessary condition of the above two kinds of attacking methods, we proposed several kinds of countermeasures from two levels: 1) algorithm level and 2) circuit level. 51 In regard to this network a principle of automatic vector-displacement is presented, and a sufficient and necessary condition of conflict free vector-displacement is given. 52 By means of the qualitative theory, we obtain sufficient conditions and a necessary condition for this kind of equations. 53 It is the sufficient and necessary condition that the velocities of three non- collinear points in a rigid body can determine a screw motion of the body. 54 A type of stochastic optimal control problem a rising from an optimal portfolio choice problem is studied. Based on the classical convex variational technique, the local necessary condition is given. 55 By the asymptotic normality for very sparse random projection distribution, proves that the new matrix satisfies the necessary condition for CS measurement matrix . 56 The sufficient and necessary condition for complete inertial force balancing of open-chain spatial linkages is derived and the concept of relative balancing is presented in this paper. 57 By using Taylor's formula, the article deduces the sufficient condition of the existent extreme value and the necessary condition of the inexistent extreme value of trinary function. 58 Hurt and actuality of noise from gas-vat, s vent-pipe are explained in this paper, Further analyzed necessary condition that attenuated noise. 59 Economic reform is the necessary condition and exogenous variable of the reform of the teacher employment system. 60 The definitions of Hamiltonian circuit, subloop and family of cycles are given first, then a solving process and a necessary condition about Hamiltonian circuit are discussed.