valved的例句大全

Ostracodes are small animals, most of which have a two valved shell.

介形虫是小型动物, 其中大部份都具有两瓣的外壳.

Q 20 : Can a valved respirator be used for protection from the virus that causes H 1 N 1 influenza?

问20:可以用带呼气阀的呼吸防护口罩防甲型(H1N1)流感病毒 么 ?

A large, valved, brass wind instrument with a bass pitch.

大型带活塞的低音铜管乐器.

Objective: This study is to review the early experience of cryopreserved valved homograft conduit ( VHC) for congenital heart disease in children.

目的：报告应用同种带瓣管道（VHC）在儿童先心病治疗中的经验。

Objective: To study the immunoreaction and its clinical significance after conduit valved homograft ( CVH) implanting in dog.

目的：检测同种带瓣大动脉（conduitvalvedhomograft，CVH）移植后的免疫反应，探讨其作用机制及临床意义。