Through the study on USB agreement and relevant technology, it is simple to realize one finally, but the development of USB apparatus with intact structure.
通过对usb协议及相关技术的研究，最终实现了一个简单，但是结构完整的USB设备的开发。
2
The morphology and size of the filiform apparatus change with the development period of the synergids.
助细胞的丝状器在不同发育时期形态及大小不同；
3
Company has been committed to the medical laser apparatus, high-end beauty products business and market development.