例句與造句

1. Space - time coding technology is based on multi - elements antenna array and has strong points of both time processing and space processing . it can satisfy the requirements of high data rate transmission in the future radio mobile system without the increase of the transmitting power and the spread of the frequency . and it can greatly improve the quality of communication services and system capacity under fading channels
   空時(shí)編碼技術(shù)是一種利用多天線陣發(fā)送和接收的技術(shù)，該技術(shù)能很好地結(jié)合時(shí)間處理技術(shù)和空間處理技術(shù)的特點(diǎn)，能在不增大發(fā)射功率和不擴(kuò)展頻帶的前提下滿足未來無線移動(dòng)通信對高數(shù)據(jù)率傳輸?shù)囊螅瑥亩嫣岣咚ヂ湫诺赖耐ㄐ刨|(zhì)量和通信系統(tǒng)容量。
2. It's difficult to find multi-element antenna in a sentence. 用multi-element antenna造句挺難的