譜帶原點 的英文怎麼說
中文拼音 [pǔdàiyuándiǎn]
譜帶原點
英文
band origin-
The emphasis of the thesis is base - band signal shaping and programmable interpolation algorithm. we introduce the basic theory of base - band signal shaping, and the effect of the digitizing of the ideal raised cosine rollof signal g ( t ) is attentioned. the shaping filter parameters are determined based on the system specifications, and the simulation results are given
首先從降低鄰近碼間干擾原則出發，討論了基帶成形的基本原理與升餘弦滾降濾波器的時頻特性，重點分析將理想的滾降波形g （ t ）數字化后對頻譜的影響，並且根據系統指標，確定了各項參數，給出了具體的設計舉例和模擬結果。Standard test method for boiling point distribution of samples with residues such as crude oils and atmospheric and vacuum residues by high temperature gas chromatography
用高溫氣相色譜法測定帶有類似原油和大氣以及真空殘留物的樣品的沸點分佈的標準試驗方法Secondly, a method for updating fe analytical model using the data from experimental test and parametric identification as reference is put forward, based on the optimum approach theory of matrix under the spectral constraint this method also pays respect to the affect from the experiment errors by using baysian estimation principle
該方法以實驗獲得的不完備模態的譜點為約束，運用bayes估計原理來處理試驗結果誤差帶來的實驗模態可信度問題，求取分析模型的最佳逼近結果，然後獲得質量陣的最小修正模型，繼而獲得結構的修正模型。
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