孔探儀 的英文怎麼說
中文拼音 [kǒngtànyí]
孔探儀
英文
borescope-
In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction
本文利用常規直剪儀、三軸儀以及輕便固結儀,分別對非飽和膨脹土的強度和變形特性以及干濕循環對強度和變形的影響進行了一系列的試驗研究。以飽和度、干濕循環次數為變量,分別探求了外力約束對膨脹土強度的影響,不同飽和度膨脹土的總應力強度特性,干濕循環對非飽和膨脹土總應力強度的影響,飽和度與壓縮模量以及孔隙比的關系,干濕循環對飽和膨脹土有效應力強度指標的影響,廣義吸力與飽和度的關系,建議了一組計算非飽和膨脹土變形及強度特性的經驗公式。It can match multi - channels transient electromagnetic apparatus if this method comes true, further, connect data collection technology with imaging software system. in conclusion, it will immit new energy for exploration means of transient electromagnetic method, moreover its production will in practically have great significance to tem applying and generalizing
如果實現瞬變電磁多孔徑技術,即可配合多通道瞬變電磁法儀器,將多道數據採集技術和成像軟體系統結合,將對瞬變電磁法這一勘探手段的實際應用注入新的活力,所研究的成果將對瞬變電磁法的應用和推廣具有很大的實際意義。Out of the concept of virtual instruments, another shp measure system is developed in labview. the system can detect and get the fluid characters of the measure point very quickly just as an instrument which can be used very conveniently
基於虛擬儀器思想,本文又開發了基於labview技術的七孔探針測試系統,該測試系統能迅速進行位置點的七孔探針測量,並直接進行測量結果顯示,使七孔探針使用方便快捷。In this paper, the definitions of soil macropore and macropore flow, their types, characteristics, generation mechanisms, and experimental methods in laboratory and field were introduced, and the research progress in their determination techniques, including dye tracing, slice up penetration curve, tension infiltration apparatus, x - ray ct scanning, and radar exploration were summarized
摘要介紹了大孔隙及大孔隙流的定義、多種表現形式及其重要特徵、產生機理和室內外實驗研究概況,以及染色示蹤、切片、穿透曲線、張力入滲儀、 x射線ct掃描攝像和雷達探測等方法的研究進展,揭示這些實驗方法的優點與存在的問題。With the data recorded by computer, the author studies the experiment progress in detail, which includes the development of pore press, strain, strength of the sand, etc. connecting the development of these phenomena with the development of stress path, the author finds new mechanism which can explain the phenomena in the experiment. what is more, according to the dynamic test of the sand, there appears a steady state at the last phase of the development of strain and stress path, in which the strength of the sand is studied because it is an important parameter in evaluating the stability of sand against liquefaction. secondly, the dynamic constitutive relation was studied through the dynamic tri - axial test
本文首先採用目前國內較先進的微機控制動三軸儀,利用其可以適時採集和儲存數據的優勢,對砂土的實驗過程進行了細致的分析,研究該過程中孔隙水壓力發展、軸向應變發展以及它們與應力路徑之間的關系,對飽和砂土的剪脹、剪縮和卸載體縮等多個方面進行了研究,探索了砂土的動力特性,分析了影響砂土抗剪強度的各種因素,這些因素既包括土本身的特性(土的密度、結構、級配、透水性以及初始狀態等) ,又包括動荷載的特徵(振動力幅值大小和振動頻率等) 。The chikyu will be involved in multiple drilling and coring projects, and some of the holes it creates could be used in the future to house onsite crust monitors that would improve quake warning systems, according to cdex scientist shinichi kuramoto
根據cdex科學家倉本真一表示,地球號將會被運用於多個鉆探與巖心取樣的計畫,而其所鉆出的孔洞有些將會用來置放固定的地殼監控儀器,以加強地震預警系統。The chikyu will be involved in multiple drilling and coring projects, and some of the holes it creates could be used in the future to house on - site crust monitors that would improve quake warning systems, according to cdex scientist shinichi kuramoto
根據cdex科學家倉本真一表示,地球號將會被運用於多個鉆探與巖心取樣的計劃,而其所鉆出的孔洞有些將會用來置放固定的地殼監控儀器,以加強地震預警系統。Muti - aperture overlap - scanning technique ( maost ) and target function can solve the problem of testing a large optical surface on the basis of ordinary digital interferometer of wavefront, and get the most information of wavefront in the end in the condition of big kr, muti - aperture overlap - scanning technique ( maost ) using target function is proved and we can get the most information of wavefront in the case of guarantee of high precision by the aid of simulation, experimental and tests, many influential factors, i. e., the apertureconnection mode, shape of mirror, error in subaperture test and kr are analysed contribute to controlling and testing large optical surface
本文首先在較大孔徑放大系數( 4 )的情況下,論證了目標函數多孔徑拼接技術,保證了較高的精度,得到較完整的波前信息。然後,結合實驗結果,從拼接模式、被測面形、測量誤差、數字干涉儀解析度和不同孔徑放大系數等角度出發,分析了各種因素對精度的影響,並詳盡的探討了各種誤差源,包括靜態誤差、動態誤差、擬合誤差、拼接誤差。分享友人