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- isotropic pitch fiber 各向同性沥青纤维
- Polyacrylonitrile(PAN)fiber,pitch fiber and rayon fiber(RF) are three main kind of crude materials from which we produce carbon fiber(CF)now. 聚丙烯腈（PAN）纤维、沥青纤维和粘胶纤维（RF）是目前生产碳纤维（CF）的三大原料体系。
- Keywords carbon fiber;pitch fiber;melt blown;spinnability; 碳纤维;沥青纤维;熔喷纺丝;可纺性;
- She has keyed the piano up to concert pitch. 她已经把钢琴的音调升到音乐会的音高标准。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- The coach built the team up to a fighting pitch. 教练使全队振作起来，准备一搏。
- The pitcher tends to pitch the ball too high. 这个投球手常把球掷得过高。
- They that touch pitch will be defiled. 近墨者黑。
- We planned to pitch our camps in the mountains. 我们计划在山里扎营。
- The speaker brought the crowd to fever pitch. 演讲者激起群众高昂的情绪。
- The fans rushed onto the pitch in an excited mob. 球迷群情激昂，一窝蜂涌进球场。
- Let's pitch out the troublemakers. 把这些捣乱分子赶出去。
- That's only an economy at fever pitch. 那只不过是种过热的经济而已。
- I love my country with every fiber of my being. 我深爱我的祖国。
- A high pitch that is lobbed to the batter. 击出高飞球一个过高的冲向击球员的高飞球
- A small, slender fiber or filament. 小纤维一种细小的纤维或丝
- The children were in a high pitch of excitement. 孩子们高度兴奋。
- Her voice dropped to a lower pitch. 她的声调低了下来。
- The doctor recommended more fiber in his diet. 医生建议他多吃一些纤维性食物。
- He is a man of strong moral fiber. 他是个道德高尚的人。
