pyrans

pyrans怎么读

pyrans的意思释义

n.【化】吡喃

网络吡喃类

变形

pyrans用法及例句

例句参考

Computer-assisted prediction of normal boiling points of pyrans and pyrroles

Photophysics, photochemistry and kinetics of photochromic 2 H -pyrans and chromenes

Photochromism of Synthetic and Naturally Occurring 2H-Chromenes and 2H-Pyrans

A green one-pot multicomponent synthesis of 4-pyrans and polysubstituted aniline derivatives of biological, pharmacological, and opt...

One-step synthesis of substituted 6-amino-5-cyanospiro-4-(piperidine-4\')- 2H,4H-dihydropyrazolo[3,4-b]pyrans.

Amino-functionalized ionic liquid as catalytically active solvent for microwave-assisted synthesis of 4H-pyrans

Sodium bromide catalysed one-pot synthesis of tetrahydrobenzo[ b ]pyrans via a three-component cyclocondensation under microwave irr...

Sodium Bromide Catalyzed One‐Pot Synthesis of Tetrahydrobenzo[b]pyrans via a Three‐Component Cyclocondensation under Microwave Irr...

Synthesis of cyclobutenes by the novel photochemical ring contraction of 4-substituted 2-amino-3,5-dicyano-6-phenyl-4H-pyrans

pyrans相关例句

1. He detected a ship moving down the starboard side of the submarine.

他发现有一艘船正在潜艇的右侧航行。

来自柯林斯例句

2. We were trying to plot the course of the submarine.

我们试图标绘出潜艇的航线图。

来自柯林斯例句

3. In contrast with its surface fleet, Britain\'s submarine force was relatively small.

同其水面舰队相比，英国的潜艇部队规模相对较小。

来自柯林斯例句

4. The captain of the submarine has got this periscope thing.

那个潜艇艇长有个类似于潜望镜之类的东西.

来自柯林斯例句

5. The submarine had had time to submerge before the warship could approach.

潜水艇没等*舰靠近就及时潜入水下了。

[ submarine 造句 ]