| 释义 |
plano concave
- planoconcaveadj. 平面平一面凹的(平凹的)
- planoconvexadj. 一面平一面凸的(平凸的)
- plainclothesadj. 便衣(尤指不穿制服的警察)的
- phytoplanktonn. 浮游生物
- 翘弯qiào wān
crosswise concaving
- 凹面āo miàn
camber concave; concave surface [camber]; concavity; rearward face
- 凹面镜āo miàn jìng
concave mirror
- 凹透镜āo tòu jìng
concave lens
- 凹多边形āo duō biān xíng
concave polygon
- 凹面滚子āo miàn gǔn zǐ
concave roller
- 猴面石hóu miàn shí
monkey-face concave pebble
- 凹的āo de
concave; hollow; cuppy; depressed; foveate
- 凹āo
concave; hollow; sunken; dent; sink; low-lying area
- 凹面滚子轴承āo miàn gǔn zǐ zhóu chéng
concave roller bearing
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