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- Abstract: This paper introduces cogged structure of PGC series double teeth roll crusher unreasonable structure puts forward improving ways. 文摘:介绍了PGC系列双齿辊破碎机齿辊结构不合理处，并提出改进措施。
- With the rock breaking test,the pick shape inserted tooth rolling cuter has obtained a rock breaking result and is suitable to be applied to the drilling in the hard rock and medium hard rock. 通过破岩试验,镐形镶齿滚刀有较好的破岩效果,适合于在硬岩及中硬岩层中推广应用。
- The structural optimazation of teeth roll crasher and improvement measures 齿辊破碎机的结构优化与改进措施
- Cogged structure improvement of PGC series double teeth roll crusher PGC系列双齿辊破碎机齿辊结构改进
- We should brush our teeth at least twice a day. 我们每天应该至少刷两次牙。
- The comedian soon had them rolling in the aisles. 那滑稽演员很快就逗得他们捧腹大笑。
- The national debts of that country are rolling up. 那个国家的国债在不断地增加。
- The combined fleet is armed to the teeth. 这支联合舰队全副武装。
- Keywords teeth roll crasher;structural optimaztion;lubricant;improving measure; 齿辊破碎机;结构优化;润滑;改进措施;
- He clenched his teeth and refused to tell anything. 他咬紧牙关，什么也不肯说。
- He's a rolling stone and got no where all his life. 他见异思迁，毕生一事无成。
- Smoke was rolling up from the burning oil up smoke. 正在燃烧的汽油箱上浓烟滚滚。
- How many teeth did the dentist take out? 牙科医生给患者拔了几颗牙？
- I pick up a leaflet about the care of teeth. 我拿起一张宣传保护牙齿的传单。
- The ship was rolling heavily to and fro. 那船晃来晃去很不平稳。
- The dentist used amalgam to fill my teeth. 牙医用汞合金给我补牙。
- The dentist was cleaning and taking out teeth. 牙科医生正在清洁和拔牙。
- The lemon juice set his teeth on edge. 柠檬汁把他的牙齿都酸倒了。
- He ground his teeth (together) in frustration. 他因失败而把牙咬得咯咯响。
- I was given gas when they pulled my tooth out. 给我拔牙时用了一氧化二氮。
