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defocusing的音標(biāo)：defocusing的英式發(fā)音音標(biāo)為：[d?'f??k?s??]defocusing的美式發(fā)音音標(biāo)為：[d?'fo?k?s??]...

Self - focusing and self - defocusing intensity dependence of the index of the nonlinear medium.根據(jù)非線性折射率系數(shù)的符號,克爾介質(zhì)分為自聚焦介質(zhì)和自散焦介質(zhì)兩類....

散焦...