介绍了为适应钉头管生产而开发研制的新型高效电容储能螺柱焊机。
A new type screw stem welder with capacitance stored energy welding, being high efficiency and used to the production for the pipe with stems outside is introduced.
它们的乙酸酯皂化制得相应的醇，通过高效精馏柱精馏使之分离得纯的香叶醇和橙花醇。
Saponification of the acetates produced the respective alcohols. Pure geraniol and nerol were separated by rectification on a highly efficient packed column.
实验结果表明，柱后衍生高效液相色谱法适用于水产品中河豚毒素的检测。
From the results of above, detection of TTX in aquatic products by post column derivation HPLC is feasible.
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