常見例句雙語例句In all optical networks, as the kernel part of instruments used to accomplish all optical interchange, optical switch is being a focus of research in all optical communication.光開關(guān)是光網(wǎng)絡(luò)中完成全光交換的核心器件，它的研究日益成爲全光通信領(lǐng)域關(guān)注的焦點。With an approximate analysis, we study the focus qualities of the H-G beams which passing through a paraxial ABCD optical system with hard-edge aperture: focal shift and focal switch.用一種近解析的方法研究厄米-高斯光束通過內(nèi)含硬邊光闌的近軸ABCD光學系統(tǒng)後的聚焦特性：焦移和焦開關(guān)。 返回 optical focus switch