錐體尖 的英文怎麼說
中文拼音 [zhuītǐjiān]
錐體尖
英文
apex pyramidis ossis temporalis-
In addition, the structure of field emission triode and double - gated field emission cathodes are also simulated by another software ( ebs )
其次，採用本實驗室的新型軟體ebs對三極體和雙門聚焦結構的尖錐場發射陰極的發射情況進行了模擬。( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given
論文主要包括三個方面： （ 1 ）分析了凹面反射的焦散現象，給出了不同凹面反射的焦散圖； （ 2 ）分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了二維凹面反射波動場焦散區奇性主要有折疊（ fold ）和尖點（ cusp ）兩種的結論，利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式，並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果； （ 3 ）分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了三維凹面反射波動場焦散區奇性主要有折疊（ fom 、尖點kusp和燕尾k ）三種的結論，提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法，並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。Mould - design of multi - taper sound - absorbing rubber wedge
多錐體橡膠吸聲尖劈模具的設計The shear strength increases by 3 - 6 times after improvement through vane shear test and the resistance increases largely through cpt. the soft foundation treated by vacuum combined with surcharge preloading is very effective. second, the mechanism and some problems of vacuum combined with surcharge preloading were analyzed
通過十字板剪切試驗與靜力觸探試驗，加固後土體的抗剪強度一般可提高3 6倍，錐尖阻力與側壁阻力也有大幅增長，說明真空聯合堆載預壓加固軟土地基的效果顯著。In the paper, we put forward the combination of micro electronic technology, mems technology and vacuum micro electronic technology to develop a micro electronic pressure sensor with overload protection. the pressure sensor consists. of elastic anode membrane, isolation layer, vacuum micro cavity and field emission catelectrode tip array with overload protection. such pressure sensor has many advantages, such as high temperature stability, radiation resistance, fast response, high sensitivity, small volume, simple secondary instruments and bulk production
本文在重慶市科技「十五」項目的資助下，提出利用微電子技術、 mems技術和真空電子技術相結合的方法，研究一種帶過保護功能的真空微電子壓力傳感器，該壓力傳感器由帶過保護的場致發射陰極錐尖陣列、彈性陽極膜、絕緣層、真空微腔所構成，具有溫度穩定性好、抗輻射、快響應、高靈敏、體積小、二次儀表簡單、可批量生產等優點，具有廣泛的應用市場。The structure of field emission triode is first simulated by magic. the tip height, tip position, tip curvature, gate aperture, and gate voltage are changed, to observe the emission current and the electron congregation
本課題首先採用magic軟體對三極體結構的尖錐場發射陰極進行了模擬計算，分別改變尖錐高度，錐尖位置，尖錐曲率半徑，柵極孔徑及柵極電壓，觀察陽極收集電流及電子束的會聚情況。分享友人