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- Design of injection mould for a part with internal concave 带内侧凹塑件注射模设计
- Keywords internal concave at root;crack in arc pit;nonfusion; 根部内凹;弧坑裂纹;未熔合;
- His figure looks very funny in the concave mirror. 他的样子在凹镜里显得非常可笑。
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
- I can send him a note via the internal mail system. 我可以通过内部通信系统给他发个通知。
- The convoy commodore sees to the internal management of the convoy. 舰队司令官负责管理舰队的内部问题。
- This is not the season for internal quarrels. 现在不是内部相争的时候。
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样，双凹透镜也可以缩小。
- I talked to him on the internal telephone. 我在内部电话上与他交谈。
- There was a rapid increase in internal trade. 国内贸易迅速增长。
- A tube with a very small internal diameter. 毛细管一根内径十分细小的管子
- The new intern is a little frisky. 这个新来的实习生有一点爱戏闹。
- A concave molding with a cross section that approximates a quarter circle. 飞檐的凹圆线脚截面近于九十度弧的凹线脚
- A depression similar to that in a shallow concave container for food. 凹形，凹面与浅的凹型盛食物的容器相似的凹处
- I worked as an intern in that firm last summer. 去年夏天我在那家商行实习。
- The palm of one's hand is slightly concave. 人的手掌是微凹的。
- A concave surface, structure, or line. 凹面、凹形结构、或凹线
- These internal disputes have weakened the party's power. 这些内部纠纷削弱了这个政党的力量。
- Concave on both surfaces;biconcave.Used of a lens. 双面均凹进的；双凹的。用于指透镜
- Concave on one side and convex on the other. 一面凹进一面凸起的
