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....
因为天气暖和，戴维只穿了一件白色的棉衬衣。Because it was warm, David wore only a white cotton shirt.用一根棉签把轮廓抹花。Smudge the outline using a cotton-wool bud.多数小地毯是简单的棉质方块垫。Most of the rugs are simple cotton squares....
Astract Objective: Observation on the effect of Huang Qi Injectio in treating acute cerebral infarction.目的: 观察黄芪注射液对急性脑梗死的治疗作用.In Xiangzi's eyes, Fourth Master Liu could be compared to Huang the Tyrant.在祥子眼里, 刘四爷可以算...
将油加热，然后放入鱼片煎炸。Heat the oil and deep-fry the fish fillets.猪肉炼出的油可用来煎炸食物.The grease from pork can be used for frying.把虾用半煎炸法炸至金黄,取出沥油,上碟.Shallow - fry the shrimps until golden brown . Drain well . Dish....
I felt loath to sully the gleaming brass knocker by handling it.我不愿意伸手去抓那闪亮的黄铜门环，怕把它弄脏。Number 30 has a red door and a brass knocker.30号有一扇红门和一幅铜门环.The knocker is oblong in shape, and of the kind our ancestors called " ja...
以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst.以硫酸铈铵为催化剂,...