ptyalin

英式音标：['taɪəlɪn]播放读音

美式音标：['taɪəlɪn]播放读音

词汇分类：O水准化学ALL ABOUT CHEMISTRY 'O'LEVEL教材部份,O/A level 分类英语词汇（上）数学、物理、化学、生物,医学英语词汇大集合,大学医学英语教程

词义：

n.

唾液淀粉酶；

英英释义

ptyalin[ 'ptaiəlin ]

n.an amylase secreted in saliva

用法：

权威例句

ptyalin

ptyalin

The ptyalin content of human saliva in old age.

Direct potentiometric determination of ptyalin in saliva

Direct Potentiometric Determination of Ptyalin in Saliva

Malt Diastase And Ptyalin In Place of Saliva in The Identification of Glycogen

THE EFFECT OF TRYPSIN AND PTYALIN PREPARATIONS ON THE GONADOTROPIC ACTIVITY OF PITUITARY EXTRACTS

Ueber die Ausscheidung der Verdauungsfermente (Pepsin, Trypsin, Ptyalin) aus dem Organismus bei gesunden und kranken Menschen

Extraction and Purification of Polyphenols from Ilex paraguarensis and Its Effects on Activity of Ptyalin

[Influence of moxibustion with small moxa-cone on the activity ptyalin and the contents of medium molecules in plasma to patients wi...

造句：

1. The removal of the chromatic aberration is then of primary importance.

这时消除色差具有头等重要性.

来自辞典例句

2. The resultant defect is known as chromatic aberration.

由此而产生的缺陷叫做色差.

来自辞典例句

3. One of the principal advantages of the reflecting glass is its complete freedom from chromatic aberration.

反射望远镜主要优点之一是它完全没有色差.

来自辞典例句

4. The absolute values of the coefficients of any chromatic polynomial form a unimodal sequence.

任何多项式系数的绝对值都构成单峰序列.

来自辞典例句

5. It's an easy matter to observe chromatic aberrations , with a thick, simple converging lens.

用一厚的简单会聚透镜很容易观察色差.

来自辞典例句

[ chromatic 造句 ]