The syntheses, properties and applications of benzocyclobutene monomer and polymers are introduced.本文介绍了苯并环丁烯单体及树脂的合成 、 树脂的性能及应用.Proteins and DNA are polymers.蛋白质和脱氧核糖核酸都是聚合体.Of this quantity 15 % was added to thermoset ...
The prices of polymers and suchlike materials will decrease.聚合物及类似材料的价格会下降。Then we got involved with trying to find polymers that attenuate radiation.接著我们致力于找出能够减弱辐射的聚合物.Proteins and DNA are polymers.蛋白质和脱氧核糖核酸都是聚合体....
This new global communication net breaks through all geopolitical barriers.这种新的全球通信网突破了所有的地缘政治障碍.Hurdling events are dashes in which competitions must clear a series of ten barriers called hurdles.在跨栏项目中,运动员需要跨过十个栏.Tarif...
其中苹果 、 梨 、?X?K 、 欧楂等属和一些不太著名的属,又被分类.The apples, pears, quinces, medlars, and some less well - known genre have been classified.其中苹果 、 梨 、 榅桲 、 欧楂等属和一些不太著名的属,又被分为梨亚科或称仁果.The apples, pears , quinces, medlars, and some less...