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- Study is made of the vibrating ball miling for ultra-fine WC powder preparation. 对振动球磨法制取超细碳化钨粉末进行了研究。
- The basic principle of the subsurface sonic tomography technique is described and the abnormal characteristic of sonic speed tomography is also discussed for a ball model. 本文简述了地下声波法的工作原理 ,并从球体异常出发 ,阐述了建立速度层析成像后的异常特征。
- On the basis of the ball model and capillary model for pore structures, the pore volume expressions and the relational expressions of fractals for the two models were developed. 依据孔隙结构的球体模型和毛管束模型 ,推导出两种模型的孔隙体积表达式和两种模型分形维数间的关系式。
- On the Weak Chaotic of Bouncing Ball Model 模型的弱混沌性
- Changing the pitch as binding and usage for adop-ting vibration ball whetting machine with double helix extrusion nwe craft,improvement the performance of carbon brushes. 采用振动球磨机和双螺旋挤压新工艺,探讨改善电刷的使用性能。
- He singled and went to second on a passed ball. 他击出一垒打，再因对方漏接而跑上二垒。
- In cricket, the ball is delivered overarm. 打板球时，要举臂过肩掷球。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- Children love to ball snow up in their hands. 小孩子们喜欢将雪在手里做成球儿。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- He lay back and hit the ball for four. 他向后弯身击中球，得了4分。
- She has been held up as a model worker. 她被推举为模范工作者。
- She came out of her room equipped for the ball. 她盛装从房里出来预备到跳舞会去。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- The loss of the ball game stir up much feeling. 球赛输了引起了极大的愤慨。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- The pitcher tends to pitch the ball too high. 这个投球手常把球掷得过高。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- Smith tied into the ball for a home run. 史密斯猛击球取得本垒打。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
