Hypanthium obconic, campanulate, or cyathiform, caducous at fruiting time, only annular base remained.

托锥，钟状，或者状，早落的在果期的时间，只是环的基础剩下。

Annular syphilid is an uncommon presentation of secondary syphilis, previously seen almost exclusively in black.

摘要环状梅毒是二型梅毒的皮肤表现中较少见到的。以前的文献记载深的黑人出现的比例较高。

Numerical simulations of laminar flow separation and reattachment occurred in an annular backstep passage are performed by the SIMPLER algorithm.

用SIMPLER算法对流过环后台阶通道的层流分离和再附着进行了数值模拟。

According to the syntaxis skill of shock wave and the theory of effective charge,the annular conical booster pellet structure is designed.

根据冲击波汇聚技术原理及有效装药理论,设计出环锥传爆药装药结构。

An annular cavity placed around the anode of arcjet was designed to form a regenerative cooling channel on the base of an arc jet.

该文在原有电弧加热发动机基础上进行改进，设计了覆盖发动机阳极的环，成再生冷却通道。

The paper introduces a new type slim - hole MWD tool, which is capable of accurately measuring downhole annular pressure and pressure effect caused by swabbing and waveness.

文章介绍一种新型小井眼随钻测井仪，它能够精确测量井底环压力以及抽吸和波动引起的压力效应。

A new multiflow model of a pressurized spout fluid bed with a draft tube has been developed to investigate the voidage and the velocities of particle and gas in spout and annular region.

采用双流体模型对增压导向式喷动流化床喷动区和环区气固运动速度和隙率进行数值模拟。