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- Pitch resin was synthesized from benzaldehyde and heavy oil residue. 利用纯芳烃原料和重质渣油研制的沥青树脂具有优良的耐热性。
- Keywords impregnant;pitch resin;carbon yield;QI; 浸渍剂;沥青树脂;残炭率;喹啉不溶物;
- A study of the heat resistance of pitch resin derived from heavy oil residue 重质渣油沥青树脂的耐热性
- 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 basin is made of synthetic resin. 这个盆是用合成树脂做的。
- 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。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- Let's pitch out the troublemakers. 把这些捣乱分子赶出去。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- That's only an economy at fever pitch. 那只不过是种过热的经济而已。
- 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
- 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。
- A paint containing acrylic resin. 丙烯酸树脂漆含丙烯酸树脂的涂料
