rosin speck是什么意思

用法例句

The Presence Application and Developing of Resin Industry;

松香工业的现状、应用和发展

Study on Modification of Octyl-phenolic Resin by Rosin;

松香改性辛基酚醛树酯的研究

Abietic type resin acid is the main ingredient of rosin.

松香是我国重要的生物质资源,枞酸型树脂酸是松香的重要成分,它们的分离提纯及其衍生物的合成与生物活性研究对于开发松香深加工产品具有重要意义。

Synthesis of rosin-[(2-acryloyloxy) ethyl] ester;

松香丙烯酸乙二醇酯的合成研究

Lumping kinetic model for catalytic disproportionation of rosin on Pd/C;

Pd/C上松香催化歧化反应集总动力学

A study on the preparation and application of cationic rosin neutral sizing agent;

阳离子松香中性施胶剂的制备及应用