探針型探頭 的英文怎麼說
中文拼音 [tànzhēnxíngtàntóu]
探針型探頭
英文
needle probe-
In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained
本論文針對平面信號控制交叉口的延誤問題進行了分析，在實測數據分析的基礎上，探討了車輛到達過程和離開過程的運行特性，給出信號交叉口排隊離散車頭時距分佈模型，提出飽和流率的測量應從第六個離開的排隊車輛算起；運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型，在此基礎上運用協調變換的方法改進了車輛延誤模型。The decrease may be due to washing out of fluoroprobe, but this was not an obstacle to its further use ; the quantitative information ( fo i f ) did not change significantly, where f0 and f are the fluorescence intensities in the absence and in the presence of oxygen, respectively
在現場測試中，光纖氧傳感探頭可直接進行溶解氧的原位監測。由於所使用的熒光分子探針的激發光譜在可見區范圍，光源的體積得以減小，達到了實現整體儀器的微型化的目的。In the light of new type tower and corresponding insulation coordination problem of three - gorges power transmission project, the live line replacement of middle - phase v - string insulators including the electrical clearance of tower head, combined gap, equal potential approach and operation method of replacement was discussed in detail
摘要針對三峽電力外送線路中出現的新型桿塔及相應的絕緣配置問題，從塔頭電氣間隙、等組合間隙、電位方式以及更換操作方法等方面對此類桿塔帶電更換中相v串絕緣子進行了探討。In this dissertation, a key point of the study is to build up a mathematical model of the character impedance the swr sensor. the structure of four equal - length probes can be viewed as a special form of coaxial hansnussion line. combining the character impedance of coaxial and the para1lel transmission line, the character impedance model of probe with eqtlaling length was built up by utilizing mathemaical theory of approach
本文將四針等長式結構的土壤水分探頭看成是同軸傳輸線的特殊形式，從標準傳輸線特徵阻抗入手，結合平行傳輸線，運用數學上常用的夾逼定理，得出了四針等長結構的土壤水分探頭特徵阻抗數學模型，由此提出swr型土壤水分四針不等長探頭的特徵阻抗數學模型。Abstract : based onmethods of foreign countries of using wi nd tunnel test and numerical flow simulation, optimum nose a nd tail shapes ofhigh - speed trains are studied to achieve optimum aerodynamic performance so as to efficiently reduce the influence of theaerodynamic phenome na on the train operation and the environment. research results of foreign countr ies are introduced
文摘:針對國外利用以風洞模型模擬試驗和以流場數值模擬計算為主的方法來尋求高速列車最佳的頭尾部形狀，使列車的綜合氣動性能最佳，從而有效地降低空氣動力學現象對列車運行和周圍環境的影響進行了探討，介紹了國外在此方面取得的主要成果。In order to facilitate the advancement of micro - fabrication and micromachine technologies, development of measurement methods for both profile and dimension of micro - components are essential. one of the methods available for this is a small three - dimensional profile measurement apparatus with micro - probes. for such an apparatus, the probes must be fabricated with optimal shape for individual part measurement. in this research, micro - electrical discharge machining ( micro - edm ) which has extremely small machining force and is applicable for fabrication of various types of probes, is used for probe manufacturing. various types of probes which are installed to the small three dimensional profile measuring apparatus based on principle of scanning tunneling microscopy ( stm ) are fabricated by the proposed method. the probes fabricated have been successfully used for the measurement of several micro - parts and the results show the effectiveness of the proposed method
為了推動微加工和微機械技術的進步，微型零件輪廓和尺度測量方法的發展非常重要.可行方法之一就是使用帶微探頭的小型三維輪廓測量儀.這種儀器的探頭必須針對某個零件的測量，按照最佳外形製造.微放電加工有著極小加工力，可用於各種探頭的製造，本研究中用它進行探頭加工.用這種方法製造了多種探頭，將其裝在基於掃瞄隧道顯微技術（ stm ）的小型三維輪廓測量儀上.所製造的探頭已被成功地用於各種微元件測量，結果表明此方法可行分享友人