介绍了环糊精衍生物的种类及主要特性.Kinds and important characteristics of cyclodextrin derivatives are also introduced.以糊精作为造孔剂及粘结剂,制备出了多孔碳化硅陶瓷.The dextrin was used as pore - making agent and binder.我们应确定糊精的值以便于存在时我们明确地评估淀粉酶的活性.Dextrin v...
It is dangerous to lean out of the window while the bus is in motion.行车时探身窗外是危险的.Don lean out of the window of the bus. It's dangerous.在公共汽车上别探出窗外, 太危险了.Passengers are requested not to lean out of the carriage windo...
A jetliner taxied down the runway and took off.喷气式飞机沿跑道滑行,然后起飞.The jetliner had been flying through heavy storms and turbulence.客机此前飞越了暴风雨和强烈气流.Search crews are still hunting through the wreckage of the jetliner which wa...