Proponents ofelectric cars also point to their zero tailpipe emissions, though theelectricity to charge the cars creates emissions.
电动汽车的支持者还提到电动车零尾气排放的特点，尽管在生产给汽车充电的电力能程中还是产生了温室气体排放。
In this paper, the physical meaning of zero point of charge measured by acid -base potentiometric titration (PT) is discussed and it is considered to be zero point of net charge (ZPNC).
探讨了电位滴定(PT)法测定的零电荷点的物理意义，认为是零净电荷点(zpnc)。
In this paper, the physical meaning of zero point of charge measured by acid-base potentiometric titration is discussed and it is considered to be zero point of net charge.
探讨了电位滴定法测定的零电荷点的物理意义，认为是零净电荷点。
In this paper, the physical meaning of zero point of charge measured by acid-base potentiometric titration is discussed and it is considered to be zero point of net charge.
探讨了电位滴定法测定的零电荷点的物理意义，认为是零净电荷点。
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