The oligochitosan and chitobiose, produced by degrading chitosan, have exhibited some particular physiological activities and function. 摘要壳聚糖降解制备的低聚壳聚糖和壳寡糖具有许多独特的生理活性.
我用砂纸磨边边角角的地方,去除接头处的不均.I sanded the corners to take away any unevenness in the joints.公司主要生产镶嵌玻璃、中空玻璃和磨边玻璃.The company mainly produces glass mosaic, glass and hollow glass milling.应用: 可以磨边 、 刻花、磨斜边.Applications: It bears ...
After the bridge, the road straightens out.过了桥之后, 路就直了.As the air around it cools , the metal straightens.周围气温下降时,金属带变直.The road straightens ( out ) after a series of bends.这条路经过几个转弯之后就直了....