v n i

常见例句

雙語例句

V and N. And I'll just write the result.
N不變，我衹是寫出結果。
If I take dQ / d beta, keeping V and N constant, then I get derivative with respect to beta.
求導數dQ/dβ,同時保持V和N不變，就得到了對β的導數。
Accordingly, the I-V characteristics of N and P type DBRs due to three kinds of current mechanisms:the drift-diffusion, pure drift and thermionic emission currents, have been analyzed theoretically.
竝以此爲依據，從理論上分別分析和比較了多子漂移擴散、純漂移和熱電子發射電流機制所起的作用。