pdv是什么意思
回答
爱扬教育
2022-02-26
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例：
Pdv Its an isothermal expansion, so dw is just negative p dV.
因此dw等于负，这就是。
扩展资料
Significant negative correlation was found between D/ R PDV, D/ R PSV and interseptal thickness, left ventricular mass index in hypertensive patients.
高血压病人的D／R PDV、D／R PSV与室间隔厚度及左室重量指数呈显著负相关。
In some parasitic wasps, PDV frequently has a synergistic effect with other factors, such as ovarian protein, teratocyte and venom.
一些寄生蜂的PDV与其他因子，如卵巢蛋白、畸形细胞或蜂毒等协同发挥作用。
For PDV, temporal stability persists in an irrigation cycle, while for FQS, temporal stability was persists in the whole measuring period and different types of crops.
PDV土壤水吸力的时间稳定性只在一个灌溉周期内存在，而FQS的时间稳定性可在整个灌溉周期、不同作物条件下持续。