查询词典 tetrabromide

In the photopolymerization system of AN initiated by AQ and P , the polymerization rates sensitized by addition of carbon tetrabromide to AQ or P are much higher than that of AQ or P alone.

当在AQ引发的AN光聚合体系中，加入四溴化碳后，聚合速率明显加快，所得聚合物特性粘度低于不加四溴化碳的产物，证明四溴化碳与AQ在光照射下，形成激基复合物，参与了引发反应。

PETEDA was synthesized through pentaerythrityl tetrabromide and ethylenediamine's reacting by the aminolyzing reaction of alkyl halide. It was proved that the product contains a lot of amino groups analyzed by FTIR (Fourier Transform Infrared Spectroscopy) and ETA.

以四溴代季戊烷和乙二胺为原料，通过卤代烷胺解反应，合成了树枝状分子季戊四乙二胺，采用傅立叶变换红外光谱和元素分析对其进行了表征。

Means the parent directory, so this command means to execute "toolchain.sh," which is in the current directory.

代表父目录，所以这个命令就是执行当前目录下的"toolchain.sh"。

Yes,In fact,I'm on our city ream.

是的。事实上我是我们市队的。