back cavity 中文意思是什麼

back cavity 解釋
后腔
  • back : n 1 背,背部;背脊;背面,反面;背後,後部,後面,裏面。2 (指)甲;(刀)背;(手)背;(書)背...
  • cavity : n. 1. 【解剖學】穴,窩,盂,腔,空腔;【醫學】(空)洞。2. 【物理學】模槽;氣蝕區;空腔諧振器;【原子能】(反應堆中的)小室,暗盒。
  1. Results all of 4 triangle on the superior wall, 6 tria ngle on the lateral wall, 2 triangle on the back, were gauged to show content an d anatomy cavity about cavernous sinus

    結果測量了上壁4個三角,外側壁6個三角,後壁2個三角,通過這些三角所顯示海綿竇內結構及腔隙的范圍。
  2. The effects of reynolds number, back surface of nozzle, aft - dome configuration and degree of submergence on aft - end internal flow were studied by both cold gas simulation and numerical simulation. it is showed that the separated flow is sensitive to the change of reynolds number and aft - end cavity configuration

    最後,利用冷流模擬與數值模擬相結合的方法,研究了雷諾數、噴管背壁形狀、后封頭形狀和潛入深度對燃燒室尾部流場的影響,結果表明流動的分離對雷諾數和背壁區幾何邊界的變化很敏感。
  3. The feed - back provided by the reflected electron beams reduce the start - up current and the start - up time in a vircator, while the existence of klystron cavity improves the extracting efficiency, hence the radial reflex klystron oscillator with virtual cathode combines the advantages of both devices, becomes a compact, efficient set

    利用虛陰極反射電子束對調制腔的正反饋,可以減小起振電流和起振時間,而且提高了微波產生效率。它是一種結構簡單,緊湊,不需要引導磁場的器件。
  4. The operation contained resecting the back rib covering the cavity, separating the intercostal tissue, cutting the external wall of the cavity, cleaning the cavity thoroughly, scraping the cavity till exposing the fresh tissue, killing the tuberculosis germs with organic acid, filling the cavity with the intercostal muscle, fixing and suturing the muscles

    切除覆蓋在空洞外側的肋骨後段,游離相應部位的帶蒂肋間組織,剪除空洞外側壁,徹底清除空洞內容物,刮出新鮮創面,有機酸殺滅可能殘留的結核分支桿菌,將準備好的肋間肌瓣填充于空洞殘腔內,縫合固定。
  5. The temperature of the f - p cavity is accurately controlled by a set of thermoelectric cooler ( tec ) modules attached on the body of the cavity and the electronic feed - back circuit. we found that the long - term unidirectional frequency shift of the output laser resulting from the slow increase of the cavity length under the effect of the temperature integration on the cavity body is essentially eliminated

    因此,往往有多臺f ? p腔出現在同一個實驗裝置中本文利用珀耳帖元件,對穩頻系統中作為頻率參考標準的fabry ? perot干涉儀進行精密控溫,並利用f - p腔的透射特性,對自製的全固化單頻nd : yvo _ 4激光器穩頻。
  6. Under the conditions of sds - page, it depolymerized into only one subunit of 28 kd, which reveal that the subunit of purified ferritin of pea is undivided 4. preparation of antiserum of pea ferritin the purified pea ferritin was mixed with freund ' s complete adjuvant or freund ' s incomplete adjuvant, and then administered through palmula, back, abdominal cavity, vena auricularis and other routes for rabbits. seven weeks later, the litre of antiserum reached 1 i 32

    4 、免疫家兔制備豌豆鐵蛋白抗血清民二功尋咬徑b一侖一以純化的豌豆鐵蛋白作為抗原,並分別加入弗氏完全佐劑和弗氏不完全佐劑等兔疫家兔,經過足掌、背部皮下、腹腔和耳靜脈等途徑進行免疫, 7周后獲得效價高達1 : 32以上的豌豆鐵蛋白抗血清。
  7. According to the problem of failure and instability in roadbed and cutting engineering of underground karat cavity, on the basis of inhomogeneous elastic damage model, this thesis propose the fem back - analysis from instability - strength degradation, to describe inhomogeneity of material suppose that the material parameter obeys statistical distribution

    摘要針對地下溶洞路床路塹工程變形與失穩問題,本文提出了基於非均質彈性損傷模型的有限元失穩強度折減反分析法,認為材料參數服從統計分佈來描述材料的非均勻性。
  8. The simulation of hemisphere bulging shows that the thin rate decreases about 10 % with direct - reverse process. cavity rate is decreased evidently in the bulging if back pressure is provided. experiment shows that proper back pressure can eliminate big cavity on the condition that strain is not very high

    通過增加脹形背壓,降低成形件的空洞率,結果顯示背壓對于空洞率的降低有比較明顯的作用,適當的背壓甚至可以基本消除應變不是特別大時的空洞。
  9. When a portion of light emitted from a laser source is reflected or scattered back into the laser cavity by an external target, the reflected light will mix with the light inside the cavity, causing a modulation of the laser output power

    激光自混合效應是指激光器輸出的光被外部物體反射或散射后,其中一部分光又反饋回激光器的諧振腔,反饋光攜帶了外部物體的信息。與腔內光相混合后,會調制激光器的輸出,稱為自混合效應。
  10. The self - q - switched pulses of high erbium - doped fabry - perot cavity fiber laser are observed and theoretically analyzed. ( 2 ). utilizing the non - linearity characteristics of single mode fiber - back stimulated brillouin scattering ( bsbs ) and the wavelength - selecting characteristics of fiber gratings, self - q - switched pulses are achieved from a linear cavity erbium - doped fiber laser pumping by a 980nm ld continue wave ( cw ) pumping, the pulse width is 2. 2ns and the repetition frequency of pulses is 64. 5mhz

    ( 2 )利用單模光纖的非線性效應背向受激布里淵散射( bsbs )和光纖光柵的選頻特性,採用980nm半導體激光器連續泵浦方式,在線性腔摻鉺光纖激光器中實現了自調q運轉,獲得脈沖寬度( fwhm )約為2 . 2ns ,重復頻率為64 . 5mhz的穩定的光脈沖輸出。
  11. Doctors at the mayo clinic in minnesota have already maneuvered 5 - month - old isabelle ' s tiny heart away from her sister ' s body and back into her own chest cavity

    在位於明尼蘇達州的梅約診所里,醫生已經將五個月大的伊莎貝拉的心臟從她姐姐的身體里移植出並植入她自己的胸腔內。
  12. In lasers ? invented a few years after the maser ? the cavity is simply the space contained by two mirrors, so that the light bounces back and forth, building up in intensity until a beam emerges from one of the mirrors ( which is partially transmitting )

    在邁射出現幾年之後發明出來的雷射,其所用的共振腔,不過就是兩片鏡子所夾的空間,光在裏面可以來回反射使強度逐漸增強,直到光束從其中的一面(可以部份透射的)鏡子穿透射出。
  13. ( 2 ) axial pre - swirling inflow on high radius holds back the further transmission of heat effectively, to inner part of cavity

    ( 2 )軸向高位進氣有效地阻止了熱流向盤腔內端縱深傳遞,在進氣加有預旋時效果更好。
  14. ( 3 ) some destroy is likely to occur to existing tunnel before new construction, that is to say, the tunnel perhaps holds some flaw, therefore, a structure mechanics method is used in this thesis to analyze the safety of existing tunnel vvhich is under the condition of back cavity and insufficient thickness

    ( 3 ) 、在鄰近隧道施工之前,既有隧道可能已經受到一定程度的破壞,既有隧道可能存在各種缺陷,通過結構力學計算,分析了有空洞存在或隧道襯砌結構厚度不夠時隧道安全性。
  15. I have a cavity in one of my lower back teeth and it hurts

    我的下顎後面有一棵牙齒有個洞,而且會痛。
  16. At the preliminary stage of burning the gas flows along the back surface of the submerged nozzle and no recirculation forms in the aft - end cavity. at the medium stage of burning a weak recirculation forms in the rear of aft - end cavity by the force of injection flow. at the end stage of burning the flow separates at the c ombustion channel and a strong vortex forms in the aft - end cavity

    實驗結果表明,在發動機工作過程中隨著燃面的退移,燃燒室尾部的流動會發生很大變化,初始時刻背壁區加質流沿噴管背壁進入噴管,背壁區沒有迴流形成;中間時刻在加質流的驅動下背壁區後部形成較弱的迴流;結束時刻氣流在燃燒室壁面分離,背壁區形成強烈的迴流。
  17. There is cavity situation because of incorapletion of lining back pressed concrete

    ( 5 )由於襯砌背後壓漿的不完全,可能存在空洞情況。
分享友人