脲基

A new method of using photoactivable ester with azido group was described to immobilize urease on polyether sulfone film surface.

我们利用含芳香叠氮基的光活性酯将脲酶光固定在聚醚砜(Polyether sulfone，pes)膜的表面。

To the dyeing with sulfur dye s are discussed, and the dyeing result achieved by these reducing agents are comparable to that by sodium sulphide.

对近年来的还原糖、二氧化硫脲、-β巯基乙醇等对环境友好的还原剂在硫化染料染色中的应用进展进行了介绍。

The micrographs of various layers of nickel sulphur coatings were investigated by SEM.

在含有柠檬酸、硫脲和少许糖精的Watt镀液中，用电沉积的方法在镍泡沫基体上制备了镍硫合金涂层。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。