Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.六亞甲基二異氰酸酯 ( HMDI ) 可用在預聚物中代替甲苯二異氰酸酯〔TDI〕.R is tetramethylene, pentamethylene, or hexamethylene.R為四甲撐 、 五甲撐或六甲撐.Hexamethylene diisocysnate ( H...
Homemade goods are edging out imported foreign goods.國產(chǎn)貨正逐步取代進口貨物.Home - made goods are edging out imported foreign goods.國產(chǎn)貨正在取代進口貨." I'll try to,'said Bob smiling, and edging closer to Carrie.“ 我會盡力而為, " 鮑勃含著...
開湯后看沖泡后的葉底(茶渣), 主要看柔軟度 、 色澤、勻度.Watch the Leaves in hot water, mainly the softness, color and evenness.紙張經(jīng)涂布后, 其勻度 、 不松度、適印性等獲得改善,失粉、失不凈本體裁減.Paper by coating, its formation , firmness , printability, and so on are changin...
Man will suffer many disappointments in his quest for truth.人類在探索真理過程中必然會遭受挫折.We feel that we have had our fill of disappointments and emotional upsets.我們覺得已經(jīng)受夠了失望和情緒困擾。These children are prepared for the disappointments...