![Chinese lac造句怎麼寫]( "Chinese lac造句怎麼寫")
- ItwasfoundthatthecontentofsoftresininChineselacwashigherthanthatofIndianlac.5chromatographiczoneswereseparatedfromChineselacfoodpigmentusingcolumnchromatography....
- 30945
![lac varnish造句怎麼寫]( "lac varnish造句怎麼寫")
- Forthemostvulnerableshellacvarnish,usenon-metalliccontainers,addgoldpowderandsilverpowderbeforeusingvarnish,donotaddvarnishtostoreprematurely.Baseontheknots,applicationofshellacvarnishresinpartsclosed,oilyputtyinlayingnailholeplaceapplication.Ifyouus...
- 10003
![lac造句怎麼寫]( "lac造句怎麼寫")
- Comeforwardnewformulatocountmortalityoflacinsect.Thispaperdealswithclimaticconditionsinoriginallac-producingareasandlacinsectintroductionandcultivationinnewplaces.Friendship!Themysteriouslacisyoursoul,youisthesweeteneroflife,socialconnections.Themyst...
- 25512
![stick lac造句怎麼寫]( "stick lac造句怎麼寫")
- scarletdyelikecochineal;extractedwithalkalifromsticklac.granularmaterialobtainedfromsticklacbycrushingandwashing.Thecopperinsticklacexistedmainlyinthecorpsesofthelacinsectandthatwasthemainpollutionsourcecausingcopperpollutioninlaccaicacid(lacdye)....
- 22261
中文谷
