或真光合速率 的英文怎麼說

中文拼音 [huòzhēnguāng]
或真光合速率 英文
true photosynthetic rate
  • : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 速率 : speed; rate; tempo
  1. Optical code division multiple access ( ocdma ) is a communication mode which introduces the code division multiple access ( cdma ) technology into optical fiber communication system. besides providing asynchronous communications access, ocdma system has many advantages, such as high capacity, security against interception, suppression of narrow band disturbances, capability in forming variable bit rate networks and multi - rate networks. it implies a great challenge for the development of future communication networks, especially all optical networks

    碼分多址( ocdma )是將碼分多址( cdma )技術與大容量的纖通信技術相結的一種通信方式,其主要優點表現在如下幾個方面:允許多個用戶隨機地接入同一通道:可構成正「透明」的全通信網路;具有良好的安全性;允許可變傳輸,並可同時提供多種業務支持;具有優良好的抗干擾能力,並能夠充分地利用石英纖的可用帶寬。
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