恒齿

milk dentition

乳齿系

换齿后的门齿、犬齿、前臼齿和臼齿一齐称为恒齿系(permanent dentition);换齿之前的门齿、犬齿、前臼齿称乳齿系(milk dentition). 区别乳齿和恒齿有二点;一是乳齿没齿根;二是乳齿较小. 换齿后的门齿和犬齿单根,

Permanent dentition

恒齿系

换齿后的门齿、犬齿、前臼齿和臼齿一齐称为恒齿系(permanent dentition);换齿之前的门齿、犬齿、前臼齿称乳齿系(milk dentition). 区别乳齿和恒齿有二点;一是乳齿没齿根;二是乳齿较小. 换齿后的门齿和犬齿单根,前臼齿和臼齿(合称颊齿(cheek tooth)的齿根一般在二个以上,

Permanent dentition

恒齿齿系

07.0794 恒齿 permanent tooth | 07.0795 恒齿齿系 permanent dentition | 07.0796 异型齿 heterodont

Permanent dentition

二次出牙,恒齿系,恒牙列

permanent delay 固定滞后 | permanent dentition 二次出牙,恒齿系,恒牙列 | permanent denture 持久托牙

permanent tooth

恒齿

07.0793 乳齿齿系 deciduous dentition | 07.0794 恒齿 permanent tooth | 07.0795 恒齿齿系 permanent dentition

permanent tooth

恒齿; 永久齿

permanent swap file 永久交换文件, 磁盘上修理过作为虚拟记忆作用的区域 (计算机用语) | permanent tooth 恒齿; 永久齿 | permanent wave 电烫; 烫发; 永久波

permanent tooth bud

恒牙胚

permanent tooth 恒齿 | permanent tooth bud 恒牙胚 | permanent tooth eruption 恒牙萌出

teeth,premolar

前臼齿

恒齿 teeth,permanent | 前臼齿 teeth,premolar | 暂齿,乳齿 teeth,temporary

permanent teeth

恒齿

约到两岁半左右长齐...另一套叫做恒齿(permanent teeth) 全部萌出(含智齿)有32颗...从进入学龄期大约六岁开始 乳牙逐渐脱落 换上以后再也不更换的牙齿

permanent teeth

恒齿,恒牙

permanent tangible property 耐久性有形资产 | permanent teeth 恒齿,恒牙 | permanent testing 长期试验

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"