常見例句雙語例句The volatile oil was extracted from Oroxylum indicum(L. ) Vent by using direct distillation extraction method(DDE). The content of the volatile oil was 1.99%.採用普通水蒸氣蒸餾萃取法,對(duì)木蝴蝶中揮發(fā)油進(jìn)行提取,測得木蝴蝶揮發(fā)油含量爲(wèi)1.99%;The volatile oil was extracted from the Artemisia apiacea Hance from Lulong area in Hebei Province by using direct distillation extraction method(DDE). The content of the volatile oil was 7.2%.採用普通水蒸氣蒸餾萃取法,對(duì)産自河北盧龍地區(qū)青蒿中的揮發(fā)油進(jìn)行提取,測得青蒿揮發(fā)油含量爲(wèi)7.2%; 返回 direct distillation extraction method