锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角囷拷锟紿锟斤拷位锟斤拷锟絃锟饺嗭拷位锟斤拷英锟侥縮锟斤拷锟斤拷dm锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟阶猴拷锟斤拷之锟絞锟斤拷10锟斤拷锟斤拷锟洁當(d锟斤拷ng)锟斤拷1锟斤拷锟斤拷锟斤拷10锟斤拷锟斤拷锟洁當(d锟斤拷ng)锟斤拷1锟阶★拷锟絃锟饺筹拷锟矫嗭拷位锟叫猴拷锟阶ｏ拷mm锟斤拷锟斤拷锟斤拷锟阶ｏ拷cm锟斤拷锟斤拷锟斤拷锟阶ｏ拷dm锟斤拷锟斤拷千锟阶ｏ拷km锟斤拷锟斤拷锟阶ｏ拷m锟斤拷锟斤拷微锟阶ｏ拷μm锟斤拷锟斤拷锟絳锟阶ｏ拷nm锟斤拷锟饺等★拷

锟斤拷锟斤拷1锟絇(gu锟斤拷n)锟节凤拷锟阶的換锟斤拷锟絇(gu锟斤拷n)系

锟斤拷锟斤拷0.0001千锟阶ｏ拷km锟斤拷=1锟斤拷锟阶ｏ拷dm锟斤拷

锟斤拷锟斤拷0.1锟斤拷(m)=1锟斤拷锟阶ｏ拷dm锟斤拷

锟斤拷锟斤拷10锟斤拷锟斤拷(cm)=1锟斤拷锟阶ｏ拷dm锟斤拷

锟斤拷锟斤拷100锟斤拷锟斤拷(mm)=1锟斤拷锟阶ｏ拷dm锟斤拷

锟斤拷锟斤拷10锟斤拷锟阶ｏ拷dm锟斤拷=1锟斤拷(m)

锟斤拷锟斤拷0.1锟斤拷锟阶ｏ拷dm锟斤拷=1锟斤拷锟斤拷(cm)

锟斤拷锟斤拷0.01锟斤拷锟阶ｏ拷dm锟斤拷=1锟斤拷锟斤拷(mm)

锟斤拷锟斤拷10000锟斤拷锟阶ｏ拷dm锟斤拷=1千锟阶ｏ拷km锟斤拷

锟斤拷锟斤拷2锟絃锟饺嗭拷位

锟斤拷锟斤拷锟阶猴拷锟斤拷計(j锟斤拷)锟斤拷锟街稱锟絃锟斤拷計(j锟斤拷)锟斤拷锟斤拷锟斤拷锟揭囷拷锟金步憋拷锟絕锟界，锟絣(f锟斤拷)展锟斤拷锟絕锟斤拷锟斤拷锟斤拷锟絞(sh锟斤拷)锟斤拷锟絕锟斤拷锟斤拷锟揭伙拷(xi锟斤拷ng)锟狡學(xu锟斤拷)锟斤拷锟揭囷拷锟斤拷一锟斤拷(g锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟脚囷拷锟斤拷锟斤拷锟紹(y锟斤拷ng)锟斤拷锟絰锟絅锟斤拷锟侥古达拷锟斤拷锟斤拷锟斤拷計(j锟斤拷)锟斤拷锟統試锟斤拷锟絞(sh锟斤拷)锟斤拷锟斤拷锟紷锟斤拷(g锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷要锟組锟缴诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷計(j锟斤拷)锟斤拷锟絎(xu锟斤拷)锟叫的幾猴拷锟斤拷計(j锟斤拷)锟斤拷锟斤拷锟斤拷锟紹(y锟斤拷ng)锟狡久的發(f锟斤拷)展锟絭史锟斤拷锟斤拷锟斤拷锟教达拷锟斤拷锟揭囷拷锟斤拷锟絖始锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷始锟绞統(t锟斤拷ng)一锟斤拷锟斤拷锟斤拷锟狡ｏ拷锟斤拷锟叫伙拷锟絈锟皆產(ch锟斤拷n)锟斤拷锟斤拷锟斤拷芽锟斤拷锟斤拷锟斤拷锟紷锟斤拷锟斤拷锟斤拷诎舜锟斤拷锟斤拷E锟斤拷锟絉俑锟斤拷锟斤拷锟侥硷拷锟斤拷锟斤拷锟紺(j锟斤拷)锟斤拷锟矫碉拷锟紺锟斤拷(sh锟斤拷)锟斤拷锟斤拷元1600锟斤拷前锟斤拷锟揭囷拷锟斤拷锟絖始锟絣(f锟斤拷)展锟絃锟饺猴拷計(j锟斤拷)锟絩(sh锟斤拷)計(j锟斤拷)锟斤拷锟斤拷锟斤拷锟絃锟斤拷計(j锟斤拷)锟斤拷锟斤拷锟阶猴拷锟斤拷計(j锟斤拷)锟斤拷锟侥伙拷木锟斤拷位锟斤拷锟斤拷锟阶★拷

锟斤拷锟斤拷計(j锟斤拷)锟斤拷锟斤拷位锟斤拷锟剿傦拷锟絰锟斤拷锟斤拷锟斤拷锟斤拷計(j锟斤拷)锟斤拷某類可測锟斤拷锟斤拷小锟斤拷一锟絅锟竭讹拷锟斤拷锟斤拷锟斤拷锟斤拷值锟斤拷該锟斤拷位锟侥讹拷锟絰锟絈锟斤拷锟斤拷锟絯锟紽(xi锟斤拷n)锟斤拷位锟斤拷锟絰锟斤拷锟給锟斤拷锟斤拷锟斤拷值锟斤拷锟斤拷锟斤拷锟斤拷邷锟�(zh锟斤拷n)锟絖锟饺的岋拷(sh锟斤拷)锟斤拷锟�(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟斤拷锟斤拷锟斤拷該锟斤拷位锟斤拷計(j锟斤拷)锟斤拷锟斤拷锟斤拷(zh锟斤拷n)锟斤拷

锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷

锟斤拷锟斤拷锟竭匡拷锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)知锟絉锟絚(di锟斤拷n)锟絉锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟紻锟斤拷锟斤拷锟斤拷|(zh锟斤拷)知锟絉锟絚(di锟斤拷n)

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟竭★拷锟斤拷前锟斤拷(zh锟斤拷n)锟斤拷锟斤拷志愿锟斤拷锟�(b锟斤拷o)锟斤拷锟饺★拷锟�?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩(sh锟斤拷)锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚(di锟斤拷n)

锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號