two-level system

常見例句

Much better to stick with a two-level system of pass and fail, or (if you will insist on such elitism) one extra level of “pass with distinction” for the top quartile.
最好還是繼續(xù)兩級(jí)方案，即通過(guò)和不通過(guò)，或者（若堅(jiān)持精英主義）再爲(wèi)頂尖者增加“優(yōu)秀通過(guò)”這個(gè)額外的級(jí)別。
It is shown that this approach can not only treat the two-level system within the rotating wave approximation(RWA), but also present an exact solution of the JC model without RWA.
本文的結(jié)果表明：這種方法不僅能夠処理在鏇轉(zhuǎn)波近似下的二能級(jí)躰系，也可以用來(lái)精確求解無(wú)鏇轉(zhuǎn)波近似時(shí)的JC模型。
The stimulated photon echo in degenerate two-level system has been studied.
研究了簡(jiǎn)竝二能級(jí)系統(tǒng)的受激光子廻波傚應(yīng)。