trenchancy 中文意思是什麼
trenchancy
解釋
銳利-
It possesses of short content, graceful rhythm, tempo trenchancy, easily to learn, abroad notes, etc
流行音樂具有內容短旋律優美節奏鮮明通俗易懂音樂廣泛等特點。 -
Analyzing real hrv, proving the every segment power ( high frequency > low frequency ) of projection in frequency axis is times with the every segment power by using fft, the lf / hf by using 2 method is primarily sameness. 3d figure is a trenchancy tool for doctor to look over the relation between time and frequency
對實際的心率變異信號進行了維重慶大學碩士學位論文格納分析，證實通過計算三維時頻分佈對頻率軸的投影得到的各頻段（高頻段、低頻段等）功率，與直接用fft所得各頻段功率，二者只相差一個比例系數，並且二者lf hf的值基本相同。 -
Developing foundation facilities of xi ' an and managing environment had been regarded as the direction of the urban spatial structure optimization. accoroding to the analysis of developing background of xi ' an, the optimization thinking had been pointed out. the urban competitiveness should have perfect urban foundation facilities, daintily urban environment and trenchancy urban visualize, which can accelerate industry to centralize and increase the urban competitiveness
通過對西安市近年來制定的城市經濟發展重點、城市空間發展戰略及城市規劃新理念等城市發展背景的分析，結合西安城市空間結構調整和優化的方向，提出西安城市空間結構優化的思路為：西安城市空間結構應具有基礎設施配套完善、生態環境舒適怡人和城市形象個性鮮明的城市空間優勢，促進產業集群，實現空間結構社會競爭力和環境競爭力大幅度改善，提高城市經濟效益，增強西安城市競爭力。
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