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- convex jewel cylindrical hole 球面直孔钻
- flat jewel cylindrical hole for pallet fork 擒纵叉直孔平钻
- flat jewel cylindrical hole for escape wheel 擒纵轮直孔平钻
- flat jewel cylindrical hole for oscillating weight 自动锤直孔平钻
- flat jewel cylindrical hole for detent 拉档有孔平钻
- Key parts including piezoelectric transducer and amplitude transformer with a cylindrical hole in the center,and flexural vibration disk are analyzed and calculated. 提出了珩磨杆、珩磨头体均不振动的设计思想,分析计算了中心有圆柱孔的压电换能器和变幅杆,以及弯曲振动圆盘等关键部分。
- cylindrical hole expansion theory 圆孔扩张理论
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- A price of $1000 was set on the jewel thief's head. 悬赏1000美元抓住这个珠宝窃贼。
- The duchess bedeck herself with jewel. 公爵夫人用珠宝装扮自己。
- DETACHED EDDY SIMULATION OF CYLINDRICAL HOLE FILM COOLING 应用分离涡模型计算斜圆柱孔气膜冷却
- He locked up the jewel before going away. 他在离开以前把珠宝锁藏起来。
- The book is the jewel of his collection. 这本书是他藏书中最珍贵的一本。
- A convex surface, body, part, or line. 凸面、凸面体、凸面部分或凸线
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- He examined the jewel with minuteness. 他仔细地检视宝石。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- This painting is the jewel of his collection. 这画是他所收藏的画中最珍贵的一幅。
- The child has picked a hole in his new jumper. 孩子的新毛衣上勾了一个洞。
- Virtue is a jewel of great price. [谚]美德是无价之宝。
