凹形

aberrance

畸变

否则会发生畸变(aberrance)和失真(distortion). 当声波(sound wave)撞在凹形界面(concave surface)时,声音就会产生声聚焦(Sound focusing)现象. 造成声音在某点上特别的响,室内的声压(sound pressure )产生不均匀的现象,

biconcave lens

双凸透镜

biconves 双凸面的,双凹(形)的 | biconcave lens 双凸透镜 | bicornous 双角的

canalboat

运河船

canalbarge 运河驳船 | canalboat 运河船 | canalcancavo-concave 双凹形的

Hollow circular cylinder

中空圆柱

hollow chisel 圆鼻錾,凹形凿 | hollow circular cylinder 中空圆柱 | hollow clay brick 粘土空心砖

组合镜头 concave lens 凹透镜

compound lens

composition 构图 | compound lens 组合镜头 concave lens 凹透镜 | concave mirror 凹形反光镜

concave mirror reflector

凹面反光镜

concave mirror 凹面镜 | concave mirror reflector 凹面反光镜 | concave sheath 凹形镜鞘(为膀胱镜用)

well-deck barge

井形甲板驳

well 井 | well-deck barge 井形甲板驳 | well-decker 凹甲板船

valley tile

槽形瓦,斜沟瓦

valley terrace ==> 河谷阶地 | valley tile ==> 槽形瓦,斜沟瓦 | valley tolerance ==> 凹度容差

spoon nail

匙状形甲,反甲

spoon manometer ==> 管簧压力计 | spoon nail ==> 匙状形甲,反甲 | spoon of the blade ==> 叶片凹边

saddle-backed

鞍形的

saddle-backed 有鞍部的 | saddle-backed 鞍形的 | saddle-backed 凹背的

Jaycee：房祖名

房祖名(Jaycee)投资六位数字代理薄荷糖,前晚於中环某酒吧举行庆祝派对,成龙大哥现身撑爱子场,引起一阵混乱,可惜成龙大哥一到场即急步进场,之后又走后门离去,整晚显得十分低调.

basement complex：基盘岩群;基盘杂岩

"基盘","basement" | "基盘岩群;基盘杂岩","basement complex" | "基盘岩石","basement rock"