The invention relates to a traffic and transport means, in particular to a crawler-typecarrier vehicle.
本发明涉及一种交通运输工具，特别是一种履带式运输车。
2
Methods Screening the optimal formulation of liquid typecarrier was carried out through measuring apparent solubility in different solvent and dissolution test in vitro.
方法 通过不同溶剂中的溶解度实验及体外溶出度实验，筛选并优化处方。
3
Later it was found that there was a type of mosquito which acted as the carrier of this disease and passed it on to the rabbits.