例句與造句

1. Adults will visit flowers , mating and find hostplant aristolochia kaempferi after eclosion . the active time of adults is from 9 : 00 a . m . to 18 : 00 p . m . ,
   雌蝶羽化后就近訪花、交尾，尋找寄主植物馬兜鈴產(chǎn)卵、雌蟲孕卵量為18 - 20粒；飛行緩慢，反應(yīng)遲鈍，相對容易捕捉。
2. 3 . passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack , which was driven by an electrical sine wave signal . the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain
   利用匹配濾波技術(shù)，分別采用無源和有源方式，借助受pzt驅(qū)動的解調(diào)光柵，將待測應(yīng)變信息變?yōu)闀r(shí)序負(fù)脈沖間隔的變化，利用常規(guī)的示波器觀測同一掃描周期中兩負(fù)脈沖在時(shí)域中間隔的變化來確定待測應(yīng)變的變化。
3. It's difficult to find active time in a sentence. 用active time造句挺難的