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1 ?数字视频交互 ... dust guard 防尘罩，防尘设备 DV-I 数字视频交互 dynamic a. 动态的,有动力的,有力的 ... 2 ?数字式粘度计 ... KU2 粘度计数位式油漆专用 Spiral Adapter 螺旋适配器 DV-I 数字式粘度计 ...
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Normally I couldn't do that Vdp because this term would have p dV plus V dp, but we've specified the pressure is constant, so the dp part is zero. 一般情况下我不能这么写,因为这一项会包含pdV和，但是我们已经假定压强为常数，所以包含dp的部分等于零。 - 2
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。 - 3
Based on former research relating to Customer Value, this article first proposes three new concepts, i. e. Customer Expecting Value (CEV), Designed Value (DV), Decisive Customer Value (DCV). 在前人有关顾客价值研究的基础上，本文补充提出顾客期望价值、设计价值和顾客决策价值三个新概念；
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