您要查找的是不是：
- Parallel lines converge at infinity. 平行線(xiàn)永不相交。
- A pair of horizontal parallel lines drawn across a shield. 盾形紋章上的橫條紋畫(huà)在盾形紋章上的兩條水平的平行線(xiàn)
- He proved the existence of parallel lines. 他證明了平行線(xiàn)的存在性。
- A family of parallel lines cut the conic. 有一組平行線(xiàn)與圓錐曲線(xiàn)相交。
- Arrangement or position in a straight line or in parallel lines. 直線(xiàn)排列直線(xiàn)或平行線(xiàn)的排列或位置
- The parallel lines appear to diverge. 這些平行線(xiàn)像是岔開(kāi)了。
- Will two parallel lines hand over to order? 兩條平行線(xiàn)會(huì )有交點(diǎn)嗎?
- PARALLEL LINES MEET AT INFINITY. 平行線(xiàn)永遠不會(huì )相交。
- Power line communication (PLC) uses power line as communication media for data transmission and information exchange. 電力線(xiàn)通信(Power Line Communication，PLC)是指以電力線(xiàn)作為媒質(zhì)進(jìn)行數據、信息的傳輸和交換。
- Parallel lines indicates a break in continuity. 平行線(xiàn)表示連續的中斷。
- This article introduces development of the power line communication equipment at the digitize time. 對電力線(xiàn)載波通信設備在數字化發(fā)展方面作了一定的說(shuō)明。
- Parallel lines, by definition, never join. 根據定義，平行線(xiàn)永遠不會(huì )相交。
- He drew a series of parallel lines. 他畫(huà)了一組平行線(xiàn)。
- So the best scheme is ARQ error control in power line communication using data error control protocol. 本文提出了以隨機數確定傳輸數據順序、用單向哈希函數對數據進(jìn)行運算、用一次性加密方法對哈希值和隨機數進(jìn)行加密的數據加密解決方案。
- Parallel lines are lines that never join. 平行線(xiàn)是永不相交的線(xiàn)。
- He first drew a series of parallel lines. 他先畫(huà)了好些平行的線(xiàn)。
- There is no converging point of two parallel lines. 兩條平行線(xiàn)是不會(huì )有交匯點(diǎn)的。
- Reliability of power line communication(PLC) over low-voltage network(LVN) limits badly the application scale of PLC in practice. 分析了電力線(xiàn)通信技術(shù)的原理與實(shí)現方法,指出了電力線(xiàn)通信技術(shù)在農業(yè)信息化中的應用前景。
- Our careers seem to run on parallel lines. 看來(lái)我們的事業(yè)是在齊頭并進(jìn)。
- In view of the defect of big noise and signal attenuation which lie in LV power line communication, it applies DSSS communication technology. 針對低壓電力線(xiàn)載波通信中存在的背景噪聲大、信號衰減大等缺點(diǎn),采用了直序擴頻通信技術(shù)。
