PDV
- abbr. 分组时延偏差（packet delay variation）；通路延迟值（path delay value）；多角体衍生病毒（polyhedra-derived virus）；李矮缩病毒（Prune Dwarf Virus）；血源乙肝疫苗
双语例句原声例句
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The effect of PDV structure on regulating characteristics was also studied at the state of on non-self balance.
并通过实验研究结构因素对非自平衡状态下调节特性的影响。
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I also want to assume for our present purposes that there's only pressure volume work going on, which is to say I want to put pdV p dV in here minus p dV for dw.
同时假定,对于我们目前的目的而言，只有压强做功这就是说,我要把这里的dw替换为负。
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P dV is equal to R dT. pV = RT for 1 mole, pdV=RdT so I just take dV here.
对等压过程，那么。
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So if you get these two guys together you get CvdT=-pdV Cv dT is minus p dV.
把它们联系,起来。
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Then the present value of $1-- The present PDV or PV of $1 = $1/.
一美元的现值...,一美元的现期贴现值或者现值就等于1/
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