葉麵積儀的不同分類

葉麵積儀shicedingzhiwuyepianmianjideguanjianyiqi，suizheyemianjizhishuzheyigainianzhujianshenrurenxin
，yemianjiyiyuelaiyueshoudaodazhongderepeng。yemianjiyiyouduozhong
，keyianzhaobutongdefenleiyuanli

，jiangqihenduohenduozhonglei。congxuanyongdeguangxueqijianlaifen，yemianjiyikefenweishouchiyemianjiyi，saomiaoyemianjiyihejiguangyemianjiyisanlei；從(cong)測(ce)量(liang)過(guo)程(cheng)中(zhong)是(shi)否(fou)移(yi)動(dong)葉(ye)片(pian)來(lai)分(fen)，可(ke)分(fen)為(wei)移(yi)動(dong)式(shi)和(he)固(gu)定(ding)式(shi)測(ce)量(liang)。葉(ye)麵(mian)積(ji)儀(yi)測(ce)量(liang)葉(ye)麵(mian)積(ji)精(jing)確(que)度(du)高(gao)，誤(wu)差(cha)小(xiao)

，操(cao)作(zuo)簡(jian)單(dan)，速(su)度(du)快(kuai)。其(qi)中(zhong)激(ji)光(guang)葉(ye)麵(mian)積(ji)儀(yi)利(li)用(yong)光(guang)學(xue)反(fan)射(she)和(he)透(tou)射(she)原(yuan)理(li)，采(cai)用(yong)特(te)定(ding)的(de)發(fa)光(guang)器(qi)件(jian)和(he)光(guang)敏(min)器(qi)件(jian)，測(ce)量(liang)葉(ye)麵(mian)積(ji)的(de)大(da)小(xiao)。

手持葉麵積儀有稱為便攜式葉麵積儀

，yinweinikeyijiangqinazaishoushang，zhijiedaidaotianjianjinxingxianchangceding。shouchiyemianjiyiwuxujiangyepianzhaixia

，zhiyaojiangyepianjiaruyiqi

，ranhoujiukeyishixianduibeiceyepianjingque、快速無損傷的測量。YMJ-B型手持葉麵積儀增加了RS-232C串行通訊功能，可將數據導入計算機
，現在已經廣泛使用於農業、氣象、林業等部門。手持葉麵積儀內置充電電池
，因此無需外部供電，更適合在野外測量，而且攜帶又非常方便，一次性可以測定最大麵積為1000mm×160mm的葉片
，同時保存200組數據而不用刪除。手持葉麵積儀不但能夠測定葉片麵積，還同時可以測定平均葉麵積、葉長、葉寬、長寬比等參數，因此非常適合做農業學研究用。

激ji光guang葉ye麵mian積ji儀yi是shi葉ye麵mian積ji儀yi中zhong的de另ling一yi種zhong性xing能neng比bi較jiao優you越yue的de儀yi器qi，該gai儀yi器qi最zui大da的de優you點dian是shi可ke以yi針zhen對dui任ren何he麵mian積ji大da小xiao的de葉ye片pian進jin行xing測ce定ding。芭ba蕉jiao葉ye如ru此ci巨ju大da的de葉ye片pian，它ta也ye可ke以yi輕qing鬆song搞gao定ding，你ni隻zhi需xu將jiang芭ba蕉jiao葉ye裁cai切qie，然ran後hou分fen別bie測ce定ding每mei一yi塊kuai芭ba蕉jiao葉ye片pian的de麵mian積ji，最zui後hou累lei加jia，就jiu可ke以yi得de到dao整zheng個ge芭ba蕉jiao葉ye片pian的de麵mian積ji。激ji光guang葉ye麵mian積ji儀yi利li用yong感gan光guang板ban對dui葉ye片pian進jin行xing麵mian積ji感gan應ying，因yin此ci其qi精jing確que度du更geng高gao。而er且qie激ji光guang葉ye麵mian積ji儀yi測ce量liang速su度du極ji快kuai，可ke以yi在zai1miaozhongneicedingchuyepianmianji。jiguangyemianjiyikeyifenweiliangzhongceliangmoshi，fenbieshizidongmoshiheshoudongmoshi，qizhongwomentongchangshiyongzidongmoshi，yinweizheyimoshigengjiakuaijiefangbian。dangshiyongzidongmoshishi
，zhiyaojiangbeiceyepianpingpuzaiganguangbandezhongxinbuwei。heshangfaguangbangai，xitongjiangzidongceliangbeiceyepiandebiaomianji，bingjiangqimianjizhibaocunzaiyiqiLCD上顯示。