于無聲處 的英文怎麼說
中文拼音 [yúwúshēngchǔ]
于無聲處
英文
between silence-
Towards the end of the republic ' s life, one - third of the labour force was jobless
在共和國接近尾聲時，三分之一的勞動力處于無業狀態。By the result of these experiments, acoustic emission ( ae ) was chosen to use in the research. at the same time, we analyse the phenomenon of acoustic emission at the base of theory, the characteristic signal of acoustic emission which comes from the faulty bearing at the angle of application, and the expression of the characteristic signal. contrast was also made on the data achieved separately from vibrational signal and ae signal, and it is proved that ae is feasible and available to the diagnosis to the fault of the rolling bearing
主要工作有如下幾方面：對本段前期實驗室階段採用的振動法幅值域無量綱處理進行了分析，並研製了現場所使用的滾動軸承故障檢測裝置，將無量綱參數診斷法應用於段修現場，且做了大量試驗；對于現場試驗中所出現的問題進行了分析，提出將聲發射的方法用於軸承的在線故障診斷；從理論上分析了聲發射現象，從應用的角度分析故障軸承的聲發射信號的特徵以及聲發射信號特徵的表示方法，並在實驗室中，採用振動法和聲發射法實時檢測的實驗數據進行了對比和分析，證明了使用聲發射法對軸承故障檢測的可行性和有效性。Trash is subversive that way. it exists to taunt
這就是文化垃圾的可怕之處，斑斑點點，無異于無聲的嘲弄。Somewhere far away an automobile started, nagged and failed, nagged and failed, fell still.
不知在遠處的什麼地方，一輛汽車一會兒起動，一會兒熄火，一會兒起動，一會兒熄火，終于無聲無息了。In this dissertation, the numerical computation for the acoustic radiation problem ( arp ) is studied deeply and systematically in the theory, method and the application technique, based on analyzing the situation of the home and abroad on the numerical computation for the acoustic radiation problem. the calculation formulas of the boundary element method ( bem ) for the exterior acoustic radiation problem in the full - space and half - space are deduced, based on the wave propagation theorem ; the arising of the non - unique solutions, which is associated with the application of the boundary integral equation ( bie ) in acoustic radiation problem, is analyzed and proofed ; the improved combined helmholtz integral equation formulation ( ichief ) is presented to overcome the non - uniqueness problem more effectively and reliably ; the determination of the singular integral coefficients on various occasions is analyzed ; the properties and treatments of the singular integrals with different orders axe studied ; the computation program of the cubic spline ichief is developed and its ability to overcome the non - uniqueness problem and feasibility to discrete the surface coarsely with the sufficient calculation precision are examined through examples
第二章在聲波動理論基礎上，詳細地推導出對應于無限域和半無限域的外部振動聲輻射問題的邊界積分方程計算公式；根據fredholm積分理論，對利用邊界積分方程計算振動聲輻射問題過程中解的非唯一性的產生進行了分析和證明；改進了chief法以提高其克服解的非唯一性的有效性和可靠性；對不同條件下奇性系數的計算、強奇性積分的收斂性及其在變量替換時與普通積分的差異性、不同階奇性積分的計算、數值求積分等進行了研究；開發了三次樣條改進chief法計算軟體，並通過算例考核了該方法在特徵波數處克服解的非唯一性的有效性和在保證計算精度的前提下實現剖分粗化以提高計算效率的可行性。Since the state of gene should not be observed obviously, it is often to study the state of gene through the level of the protein expressed by the gene in cells
這樣原來研究的確定論非線性模型就轉變成了含噪聲的朗之萬方程（ le ） 。由於實驗是無法測出基因的狀態是處于開還是關。The digital scan conversion system developed is the most domestically advanced concerning both the performance and the technology. besides applied in developed digital ultrasound diagnostic equipment by project group, the digital scan conversion system can be used as a reference for the digital circuitry system applied in other equipments
我們研製的數字掃描變換系統無論是性能還是技術都處于國內領先地位，不僅能夠應用於項目組開發的國內第一臺全數字超聲診斷設備，而且其設計的方法和使用的技術對其它設備中的數字電路系統也有借鑒意義。分享友人