1) the concave-convex structure
凹凸啮合结构
1.
The elytra s microstructures in cross-sections show that the elytra are composed of the compact dorse,the hollow section and the ventral face,the chitin fibre hollow-pillar structure connects the compact dorse and the ventral face,and the elytra couple each other with the concave-convex structure.
鞘翅截面微观结构观察表明,这4种甲虫鞘翅均由鞘翅背壁、中空夹芯层和鞘翅腹壁构成,背、腹壁之间由桥墩状几丁质纤维空心柱体结构连接,两鞘翅间以凹凸啮合结构联接。
2) convex-concave structure
凹凸结构
1.
With etching time elapsing,periodical silica film with convex-concave structure was formed and the possible reason was proposed.
采用金属辅助化学反应刻蚀法制备了具有凹凸结构的纳米多孔氧化硅,利用光学显微镜、原子力显微镜、扫描电子显微镜和透射电子显微镜等,研究了刻蚀时间对纳米多孔氧化硅形貌结构的影响。
3) tuck-purl knitted structure
集圈凹凸结构
4) out-and-in bond
凹凸砌合
5) protruding-concave ring-stiffened cone-toroid-cylinder combine shell
加肋凸、凹锥-环-柱结合壳
1.
The valuable conclusion about bulkhead arrangement and structural parameter design of protruding-concave ring-stiffened cone-toroid-cylinder combine shell are deduced.
运用分区样条等参元法对舱壁不同布置位置的潜艇加肋凸、凹锥-环-柱结合壳进行强度分析,得出了一些对指导凸、凹型锥-环-柱结合壳结构设计和舱壁布置有实用价值的结论。
6) synchronizer machine
啮合机构
补充资料：啮合
咬合；像上下牙齿那样咬紧：齿轮错位，无法啮合。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条