丝绸英文介绍.ppt

丝绸英文介绍.ppt

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,-旅游081周振,SILK,Silkisthemostsuitablematerialstomakedress,becauseitislight,soft,durable,lustrousWhatismoresilkisresitanttoheatandacidandwashablewithcare,Chinastartedsilkproductionabout4500yearsago.Therearethebeautifulsilk,fantasticsatins,colorfulbrocade.,TheSilkRoute,Youcanfindpeoplefromwealthyfamiliesinsilkdresses.whichwerebelievedtobecommensuratewiththeirhighsocialposition,WHEREHOW,Youmaybemoreinterestedinthesilkworms.Silkwormbreedingisdonebyfarmersinruralarea.,Thesilkwormsareheavysleepers.Theywillkeepeatingthemulberrytreeleavesforacoupleofdays,andgotolongsleeplastingabout24hours。

Whentheywakeupfromthelongsleep,theywillkeepeatingagain.,Thesilkthreadfromthesevenoreightcocoonsformsintoone,makingitstrong.,ThankYou,