practice frequency 中文意思是什麼
practice frequency
解釋
練習頻率-
Practice shows that the application of frequency spectrum characteristics to the evaluation of ip anomalies caused by sulfide mineralized bodies ( chalcopyrite ) and graphite - bearing dolomitic marble is effective
實踐證明，利用頻率譜定性評價硫化物礦化體（黃銅礦）與含石墨白雲質大理巖激電異常源取得較佳效果。 -
In current practice, array parameters are usually calculated according to the strength and types of interference wave, frequency characteristics, and azimuth, whereas the effect of array center is often ignored, and simply view the graphic center as array center
指出現在施工設計中，組合參數的確定主要圍繞干擾波、頻率特性和方位角等方面進行論證，忽視了其組合中心的確定。 -
Heating principle of intermediate frequency induction furnace and some factors affecting its power factor are discussed, some betterments that parallel connection spacer circuit is replaced by interfusion connection spacer circuit are put in practice
摘要對中頻感應爐的加熱原理以及其功率因數的影響因數進行了探討，並將不能恆功率輸出的並聯逆變電路改進為混聯逆變電路。 -
Abstract : based on the literature of pe and experience of teaching andtraining practice, the writers put forward three suggestion : 1. coaches must first understand clearly the nature of speed walking training. they must seek out the characteristics of speed walking. 2. speed walking at high speed is the key to technical training due to the fact that the support of two feet disappears temporarily in race walking. 3. improving pace frequency is the main factor in raising the results of speed walking
文摘:以文獻資料法和教學訓練實踐經驗為主要研究手段，提出3點認識： 1 .教練員首先必須清楚的認識競走項目的性質、特點； 2 .競走存在短暫雙腳支撐消失的事實，高速走是技術訓練的重點； 3 .發展步頻是提高競走運動成績的主要因素。 -
To increase the bearing accuracy of amplitude - comparison, the multi - channel system was chosen, the angle of reaching of moving antenna pattern serial was estimated from the frequency domain using the phase - delay estimating method, and at the same time, the selection of antenna, quantization of signal and touch switches were optimized in concrete engineering practice, and so the requirement of the index was satisfied
為提高比幅測向的精度，選用多通道體制，採取相位延時估計法從頻域來估算移動天線方向圖系列的達到角，同時在具體的工程實現上對天線選取、信號的量化、去摸開關等進行優化，從而滿足指標要求。 -
In terms of their frequency responses, the best choices for medical image interpolation : the 6 6 blackman - harris windowed sinc interpolator, and the c2 - continuous cubic kernels with 6 and 8 supporting point. in terms of the quantitative error and evaluations, in practice the best choice is the cubic kernel with 6 supporting points
根據各插值核的頻率響應特性，更好的是6 6的blackman - harris窗和二階導數連續的6 6和8 8的三次核；從實現效率和放大效果上看，實際中理想的選擇是6 6的三次核。 -
The research on bypass carrier wave protection not only possess his theory value - studied protector ' high frequency signal as well as and dispatch signal logic, penetrate into learn protector ' occlusion type carrier wave protection logic about, but also has important signality in fact ? rovide practice system operation scheme with theory and test evidence
對旁路代路時高頻保護配對方案的研究不僅具有其理論價值?對保護裝置的高頻信號以及收發信邏輯進行研究，深入了解保護裝置的閉鎖式高頻保護邏輯，而且具有較大的現實意義?為實際系統運行方案提供理論和試驗依據。 -
Practice for determining safe distances from radio frequency transmitting antennas when using electric blasting caps during explosive operations
爆破操作中使用電起爆雷管時射頻發射天線安全距離測定的實施規范 -
Recommended practice for determining safe distances from radio frequency transmitting antennas when using electric blasting caps during explosive operations
爆破操作中使用電起爆引線時射頻發射天線安全距離測定的推薦規范 -
The householder transformation have some advantages of anti ill function, stability, fewer calculation amount and good trace ability. in addition, in practice application high frequency interferer and data mutation are considerd, so the data acquired derectly are pre - disposed
辨識演算法上，採用了基於householder變換的自適應最小二乘法，其具有抗方程病態性好，穩定性好，計算量小，跟蹤性好等優點。 -
The paper has done all - around study on the ac excited of variable - speed constant - frequency ( vscf ) wind power generation. the author has done thorough study on the vscf wind power generation technology using wound - rotor doubly - fed induction generator, from simulation to experiment, from theory to practice. he also did at large theory analysis to the vscf wind power generation technology using cascaded brushless doubly - fed generator, and has established stability theoretical foundation for continue study work
本文對交流勵磁變速恆頻風力發電領域的關鍵技術進行了較為全面的從模擬到實驗、從理論到實踐的深入研究，同時對具有廣泛潛在應用前景的級聯式無刷雙饋發電機變速恆頻風力發電技術也進行了洋盡地理論分析，為今後進一步的深入研究奠定了一定的理論基礎。 -
And it request this kind of signal does not involve the complex of the processing system. because the signal is used in practice, so using this signal into high frequency software radio is an important part of this paper
由於產生的信號時面向應用的，將所產生的信號應用到實際的系統當中去也是本課題的一個重點。本文所採用的信號主要是基於脈沖壓縮的調頻斷續波和相位編碼信號，這兩種信號在實際的系統中有著廣泛的應用。 -
On the base of summarizing and reference to the achievement of uhf complete solid - state high - frequency power amplifier abroad, the author have made a deep research in uhf 10kw electron tube tv transmitter power amplifiers which are widely used inland, and asked for ideas of a lot of engineers of chongqing tv transmitting station, brought forward a practicable solidification scheme under the guidance of prof. gao chao and prof. guoyongcai, and made a successful practice at chongqing tv transmitting station
筆者在總結和借鑒國內外有關uhf全固態電視發射機高頻線性功率放大器研究成果的基礎上，對目前國內電視發射臺普遍採用的uhf10kw電子管電視發射機高頻線性功率放大器進行了深入研究，並廣泛徵求重慶電視發射臺工程師的意見，在重慶大學高潮教授和郭永彩教授的指導下，提出了切實可行的固態化改造方案，並在重慶電視發射臺實踐成功。 -
Recommended practice for an on - site, ad hoc test method for estimating radiated electromagnetic immunity of medical devices to specific radio - frequency transmitters
醫療設備防特定射頻發射器電磁輻射干擾評估的現場特別試驗方法推薦規程 -
The application practice of derrick high frequency vibrating fine screens in mineral classification and dewatering
德瑞克高頻振動細篩在礦物分級和脫水中的應用 -
By combining with sports training practice, the authors carried out a kinematical analysis on the characteristics of the takeoff preparation techniques for fosbury style high jump in such 4 aspects as the athlete ' s run - up rhythm, takeoff leg support at the third countdown step, swinging leg support at the second countdown step, and takeoff support at the last step, and summarized the characteristics of different preparation techniques adopted by the athletes, such as step frequency type and stride type, as well as tilted support type and bended leg support type
結合運動訓練實踐從運動員助跑節奏、倒三步起跳腿支撐、倒二步擺動腿支撐以及最後一步的起跳支撐4個方面對背越式跳高運動的起跳準備技術特點進行了運動學分析，總結出運動員採用步頻型和步幅型、傾斜支撐型和屈腿支撐型等不同準備技術的特點。 -
Current practice and new methods for data collection and analysis, performance monitoring, route design, frequency determination, and vehicle and crew scheduling are also discussed
提出了新的方法來進行資料的採集分析、系統性能的監控、路線設計、車輛營運調度和乘務人員安排等。 -
But it also bring some important questions which affect the safety and economy running of the units, such as frequency regulation, long running with low loads, electric equipment and assistant equipment friction, oil wasting etc. the text apply differential increcent rate of equilateral discharge to analyze deeply the economy of hydro - power plant according to the practice data of the plant, putting forward the resolvation, providing indeed the theoretic feasibility investigation of engineering
但由此帶來的水電機組的頻繁調節、長時間帶低負荷運行以及電氣設備和輔助設備的磨損和油耗的增加等，都成為影響水電機組長期安全、經濟運行的不可忽視的重要問題。本文根據安徽陳村水電廠實際資料，運用等微增率方法對agc投入后水電站廠內運行經濟性作了深入的分析，提出了解決辦法，為在工程上真正實現提供了理論上的可行性研究。 -
Experimental result and practice shows it is possible using seismic information forecasting subtle trap. integrated using geology % log, drilling data, specia ! seismic processing technique -, interpretation technique, including high precision horizon calibration technique, 3d seismic visualizing interpretation, seismic coherence analyze, attribute analyze, logging - constrained inversion, time frequency analyze, ann forecasting technique, subtle trap object is identified and interpreted. finally, advantage object of subtle trap in this area is determined
綜合地質、測井和鉆井資料，依靠先進的地震特殊處理和解釋新技術，包括高精度的層位標定技術、三維可視化解釋技術、地震相干技術、屬性分析技術、測井約束反演技術、時頻分析技術、多參數油藏檢測技術和神經網路預測等技術，對隱蔽油氣藏目標進行識別、解釋和成藏研究，最後指出工區內隱蔽油氣藏的有利目標。 -
In this article, we will discuss a designing project of a new kind of frequency - hopper, whose feasibility in practice and advantage in performance has been proved through implementing it with dsp
摘要本文討論了一種新型跳頻器的設計方案，還通過dsp的實現證明了它在實踐上的可行性和在性能上的優越性。
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