振線 的英文怎麼說
中文拼音 [zhènxiàn]
振線
英文
polarized line-
In addition, this paper numerically investigated the influence of the lumped parameters of the gunn diode on the frequency of the oscillation, and the tuning techniques of the oscillation frequency of the active antenna
本文還利用fdtd法數值研究了gunn二極體的集總參數對振蕩頻率的影響以及有源天線振蕩頻率的調諧技術。Overhead lines - requirements and tests for stockbridge type aeolian vibration dampers
架空線.架空線型風振減振器的要求和測試In order to prove the feasibility of the control method mentioned, both the semiphysical test for the plant simulated by analogue computer and the model test for the cantilever beam are designed and finished with the study of the parameter selection in realization
對離線建模的智能旋翼頻域神經控制方法進行了試驗驗證研究,試驗分兩種情況:以模擬計算機模擬受控對象的半物理模擬試驗與懸臂梁振動響應控制試驗,並研究了實現中的參數選擇問題。The models of anharmonic oscillator of nonlinear optical susceptibilities
非線性光學極化率的非簡諧振子模型The anharmonic effect of atomic vibration taken into account and from the potential energy which reacts each other among atoms, boltzmann statistical principle used, the relation formula of temperature and the distance change between atoms and coefficient of linear expansion is derived
摘要考慮原子振動的非簡諧效應,從原子間相互作用勢能入手,運用玻爾茲曼統計原理,推出了原子間距的變化與溫度的關系式,並導出了固體的線脹系數。Treating the anharmonic terms of potential energy as perturbations, and employing the formulas for atomic displacements and hamiltonian in phonon occupation number representation, the formulas for thermal expansion coefficients of crystal nano - wires are derived and the numerical calculations are carried out in this paper
摘要將原子間相互作用勢的非諧項作為微擾,運用聲子數表象中的晶格原子振動位移和晶格振動哈密頓公式,推導了納米晶體線的熱膨脹系數公式,並進行了數值計算。Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices
文摘:同時考慮次近鄰諧振相互作用和三次方、四次方非諧相互作用,利用多重尺度結合準離散近似方法去計算晶格振動行為,發現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、反扭結型包絡孤子,解釋了自局域結構的幅度只取決于點陣中的固有參數的實驗現象Cathode and anticathode electric current distributing online detect equipment can trace aluminum electrolysis pot and document the electric current data change. by avail of this data, the relation of anticathode and cathode will be discovered. furthermore, some unknown rule may de discovered by online analysis and data mining. in this paper, author has completed a full study toward the production of aluminum electrolysis
陰、陽極電流分佈在線檢測裝置跟蹤記錄了大量的鋁電解槽在平穩運行和發生針振時的陰、陽極電流分佈變化情況及方差變化情況的原始數據;從理論上講,在這兩者之間存在一定的對應關系,通過對陰、陽極電流分佈的實時、在線檢測,可以對電解槽的穩定性進行判斷,從而找到一種全新和更有效的管理模式。The communication between computer and plc is realized by the programming port, and the communication between computer and servo unit is realized by databus, and the cooperative control between plc and servo unit is realized by an audion
利用plc的編程口實現了計算機與plc的通信。利用數據總線實現了計算機與伺服單元的通信。利用三極體的通斷特性實現了plc控制列印頭振動與伺服單元控制電動執行機構運動的協調。S45 series beeline inertial oscillation sand screening machine
S45系列慣性直線振動篩砂機S45 beeline librate sand screening machine
S45直線振動篩砂機Probing into enhancing zd3061 beeline constant thickness vibrating screen capacity
3061直線等厚振動篩處理量的探討Bifilar vibration absorber
雙線振動阻尼器Nonlinear vibration of heated bimetallic thin circular plates
受熱雙層金屬圓板的非線性振動Linear and nonlinear oscillations, relaxation. phase plane methods and multiple scales. application to celestial mechanics and mechanical vibrations
線性及非線性振動,鬆弛。相平面方法和多重衡量。天體力學和力學振動的應用。Circuitous resonance curve
電路諧振曲線At present, surge control method for centrifugal compressor being used is commonly by least - flow method. it can ’ t make compressor working within operating condition area, sometimes starts the surge control system earlier, which will waste energy sources and depress economy benefit. even, its control system commonly consists of simulation instrument, can ’ t modify the changing surge curve of compressor in time and can ’ t control nonlinear surge curve preferably
目前,在用的離心壓縮機的防喘振方法一般採用最小流量法,它不能充分使壓縮機工作在其工況區,往往過早起動防喘振系統,浪費了能源,降低了經濟效益。且控制系統一般採用模擬儀表構成,在壓縮機的喘振線發生變化時不能及時修正,對非線性的喘振線不能較好的實施控制。Below the curie temperature tc the resonance lines spread and shift to lower field
高摻雜樣品, tc溫度以上的顧磁共振線上低場位置出現鼓包。Based on using the performance forecast model of centrifugal compressor, this paper the analyze is carried out on the performance forecast for centrifugal compressor and surge model of centrifugal compressor is established on its system. surge line of this system is obtained according to the performance similar principle. performance forecast software is compiled by using matlab at the same time
本文在離心壓縮機性能預測模型的理論基礎上,對離心壓縮機進行性能預測分析,並建立系統的喘振模型,然後利用性能相似原理,得到離心壓縮機系統喘振線,同時利用matlab編制離心壓縮機性能預測軟體,應用於防喘振控制中,較好地解決了離心壓縮機因喘振現象而停機或為防止喘振現象的發生而過分加大迴流量,造成能源浪費的問題。Nmr line width
核磁共振線寬分享友人