您要查找的是不是：
- Results of experiments and SEM observation showed that epoxidized natural rubber (ENR) could improve the dispersion of UFPR in PVC U and enhance the toughness of the blends. 实验结果和电镜图像表明:粉末橡胶基本粒子均匀分散的效果是影响共混物冲击韧性高低的重要因素;
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The seat covers were (made of) PVC. 座椅的外罩是聚氯乙烯(做)的。
- In profile she is very like her mother. 由侧面看她很像她母亲。
- The machine can produce PE, PP or PVC and wood profile products. 这台机器可以生产聚乙烯，聚丙烯或PVC与木材的知名产品。
- She sat observing his face in profile. 她坐着从侧面观察他的脸。
- I turned my head and saw the profile of a man. 我转过头，看见了一个人的侧影。
- PVC- U profile material PVC-U异型材
- The expedition suffered all the rigo(u)rs of a Canadian winter. 这支探险队饱受了加拿大严冬的折磨。
- My boss asked me to write a profile for the new tennis champion. 我上司让我给这位新网球冠军写篇小传。
- 36 U profile steel 36U型钢
- The BBC are working on a profile of the British nuclear industry. 英国广播公司正在报道英国核工业概况。
- This beautiful coat is made of PVC. 这件漂亮的外衣是氯纶织物制的。
- Keep a low profile until the trouble over your activities is past. 不到影响你活动的麻烦事过去，你不要抛头露面。
- The Queen's head appears in profile on British stamps. 英国邮票上有女王的侧面头像。
- Weights are for the PVC spigot valve style. 适用于PVC插口类型阀门的重量。
- Don't harbo(u)r unkind thoughts. 别心怀叵测。
- PVC construction with PTFE seat and FPM seals. PVC结构，配置聚四氟乙烯阀座和FPM密封。
- He twisted the wire into a U shape. 他把金属丝拗成了一个U字形。
- Japan today simply stands too tall and too rich to maintain a low profile. 日本现在太醒目，太富裕了，很难再不引人注意了。
