例句與造句

1. Presently , the apon system adopts tdma as the access mode on the uplink . it requires not too much in terms of optical performance , but it requires more complex electronic equipment ( e . g . , complex synchronized timing , ranging and delay control technolgies ) to avoid the collision of uplink information packets
   目前apon系統(tǒng)在上行信道中采用時(shí)分多址的接入方式，它對(duì)光性能方面的要求不高，但它要求更復(fù)雜的電子設(shè)備，如要求復(fù)雜的同步定時(shí)、測(cè)距和延時(shí)控制技術(shù)，以避免上行信息分組產(chǎn)生碰撞。
2. Focusing on the time constraint problem in protocol testing theories , a strict constraint over time parameters in protocol testing was presented from several conformance testing methods , and a test case generation algorithm was given under the strict time constraint based on waiting , coordination and synchronizing time
   摘要針對(duì)協(xié)議測(cè)試?yán)碚撝械臅r(shí)間約束問題，從不同的一致性測(cè)試方法出發(fā)對(duì)協(xié)議測(cè)試中的時(shí)間參數(shù)做了嚴(yán)格的約束，同時(shí)給出了基于等待、協(xié)調(diào)和同步時(shí)間的嚴(yán)格約束下的測(cè)試用例生成算法。
3. It's difficult to find synchronized timing in a sentence. 用synchronized timing造句挺難的