نتایج جستجو برای: selling license and equipments
تعداد نتایج: 16830743 فیلتر نتایج به سال:
500kV substation is especially important to the grid of our country, once it encounters lightning damage, the safety and reliability of the whole power system will be directly affected. As lightning intruding waves will cause overvoltage on electric equipments by intruding from the transmission line or straightly stroking the substation, which seriously influences the insulation level of equipm...
short-selling prohibition has been one of the primary assumptions of markowitz mean-variance model. solving markowitz quadratic model creates investment efficient frontier by considering only two return and budget constraints. in order to develop a more realistic portfolio selection model, in this paper, a new mathematical model is developed to allow short-selling under some practical constrain...
Imagine that you are the chief executive of a large pharmaceutical firm seeking innovative ways to increase sales. You realize that physicians prescribe drugs only to the sick and that there is a vast untapped market of well persons who are potential customers. Reaching them would require broadening the boundaries of illness so that healthy people could be redefined as patients in need of drug ...
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