查询词典 acetacetic ester

The reaction of two ester molecules do not have the same, but ...

参与反应的两个酯分子不必相同，但。。。

Ester is one of the most important compounds in Organic Chemistry.

酯是有机化学中最主要的化合物之一。。

Two ester molecules in reaction not the same, but ...

参与反应的两个酯分子不必相同，但。。。

To change or cause to change to an ester .

你的化费将得到偿还。

After 10 times reuse, the selectivity of the ester was still 100%.

循环使用10次后，芳香酯的选择性仍为100%。

The synthetic technique of AE-active ester is studied in this paper.

研究了AE-活性酯的合成工艺。

On the better conditions of project, the productivity of ester can be over 90%.

在最佳工艺条件下，酯产率可达90％以上。

Objective］ The aim of this research was to study the detection method of ester and lactone by spectrophotometry.

［目的］研究酯和内酯的分光光度检测方法。

A salt or ester of nitric acid .

硝酸形成的一种盐或酯。

It is widely applied to phosphate ester fire-resistant oil system and mechanical equipment.

它广泛应用于磷酸酯抗燃油系统和机械设备。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。