您要查找的是不是:
- This paper discussed the synthesis,blocking and unblocking of polyurethane as well as the effect of blocked polyurethane reacting with fiber hydroxyl on its performance for improving paper strength. 讨论了聚氨酯(PU)的合成、“封闭”、“解封”以及聚氨酯与纤维羟基之间的反应对封闭型水性聚氨酯纸张的增强作用;
- Preparation of Anionic Blocked Polyurethane Polyelectrolyte 阴离子型封闭聚氨酯聚电解质的制备
- Thermal behavior during the microwave curing of phenol blocked polyurethane 封闭型聚氨酯微波固化过程中的热行为
- He is a great guy, a chip off the old block. 他是一位好人,就像他父亲一样。
- A severe snowstorm blocked up railroads. 一场暴风雪使铁路中断。
- The trees outside the window blocked off the sun. 窗外的树木挡住了阳光。
- I have blocked in a plan of the house. 我已粗略地画出了房子的草图。
- My nose is all blocked up and I can't breathe. 我鼻子塞了,气都透不过来。
- A fall of rocks blocked the road. 掉落的岩石把路封住了。
- The road was blocked by a huge rock. 道路被一块大石头堵住了。
- That old block of flats is a real eyesore! 那座旧公寓真不顺眼!
- The protective plastic jacket consists mainly of polyurethane. 现在给瓶子包上一层用聚安酯制成的外套。
- The way ahead was blocked by fallen trees. 前面的路被倒下的树挡住了。
- The flashing lights mean that the road is blocked. 那闪动的灯光表示此路不通。
- Our group blocked out a teaching plan in this term. 我们小组草拟了一份本学期教学计划。
- The sewer in the toilet was blocked. 卫生间的下水道堵住了。
- The street is blocked up with crowd. 这条街为人群所堵塞。
- One of the air-ducts has become blocked. 有一条输气管堵塞了。
- The office block is under offer. 办公大楼已有人出价购买。
- A massive boulder blocked the entrance of the cave. 一块巨大的圆石堵住了山洞的入口。