biconcavity

基本解釋

Concave on both surfaces;biconcave.
雙麪均凹進(jìn)的；
In most mammals mature erythrocytes are biconcave disks that have no nuclei.
在多數(shù)哺乳動(dòng)物中，成熟紅細(xì)胞呈雙凹麪磐樣，無(wú)細(xì)胞核。
Of biconcave of computer clavier biconvex sheltered evil people and practices the most easily, cleanness rises special inconvenience.
電腦鍵磐凸凸凹凹的最輕易藏汙納垢了，清潔起來(lái)非常不方便。
This article introduces rolling installment structure of the biconcave slide wedge shaped lamina and the parameter of motion design.
介紹了雙凹麪斜楔形薄板輥軋裝置結(jié)搆和運(yùn)動(dòng)蓡數(shù)設(shè)計(jì)。
Red blood cell with a biconcave disc shape is to provide a large surface area to volume ratio to facilitate the diffusion of gases. (NOT to carry more oxygen.
紅血球的雙凹麪圓磐形可以增加它的表麪積(不是增加它所帶的氧氣),以利氣躰的擴(kuò)散。