級形孔 的英文怎麼說
中文拼音 [jíxíngkǒng]
級形孔
英文
stepped bore- 級 : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
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Conscious that the human organism, normally capable of sustaining an atmospheric pressure of 19 tons, when elevated to a considerable altitude in the terrestrial atmosphere suffered with arithmetical progression of intensity, according as the line of demarcation between troposphere and stratosphere was approximated, from nasal hemorrhage, impeded respiration and vertigo, when proposing this problem for solution he had conjectured as a working hypothesis which could not be proved impossible that a more adaptable and differently anatomically constructed race of beings might subsist otherwise under martian, mercurial, veneral, jovian, saturnian, neptunian or uranian sufficient and equivalent conditions, though an apogean humanity of beings created in varying forms with finite differences resulting similar to the whole and to one another would probably there as here remain inalterably and inalienably attached to vanities, to vanities of vanities and all that is vanity
人體組織通常能夠抗得住十九噸的氣壓169 ,可是一旦在地球的大氣層里上升到相當的高度,越是接近對流層與平流層的境界線,鼻孔出血吸呼困難以及眩暈,隨著算術級數就越發嚴重起來。他曉得這一點,尋求解答時就設想出這樣一個難以證明是不可能的行之有效的假定:倘若換個更富於適應性,解剖學上的構造也有所不同的種族,說不定就能在火星水星金星木星土星海王星或天王星那充足而相同的條件下生存下來。然而那個遠地點170的人類種族,盡管在構造方面與地球上的人類有著一定限度的不同之處,整個來說彼此卻有著相似的種種形態。The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。Harmonized detail specification for fixed tantalum capacitors - porous anode, solid electrolyte - cylindrical insulated non - insulated metallic case, polar hermetic seal, axial terminations - basic plus additional assessment level
固定式鉭電容器詳細規范.多孔陽極固態電解質.圓形絕緣非絕緣金屬外殼極性密封軸向終端.基本附加評定級Manhole tops classes a 15 and b 125, circular ; frames
A15和b125級圓形人孔頂部.框架Radiographs for inspection grading of gas porosity roun in aluminum alloy casting
射線照相檢驗針孔圓形分級The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。Loadfoot bowl head for best force transmission for force transducers with blind hole
負載底座碗形頭,用於頂級的帶盲孔力傳感器的力傳遞3069. 700 and 3096. 710 loadfoot bowl head for best force transmission for force transducers with blind hole
負載底座碗形頭,用於頂級的帶盲孔力傳感器的力傳遞Loadfoot mounting flange and bowl head for best force transmission for force transducers with blind hole
負載底座裝配法蘭和碗形頭,用於頂級帶盲孔力傳感器的力傳遞Vertically adjustable loadfoot bowl head for best force transmission for force transducers with blind hole
垂直可調節負載底座碗形頭,用於頂級的帶盲孔力傳感器的力傳遞Effects of different fuel - air ratios and different geometric parameters of dual - stage swirler ( such as inner diameters of the primary swirl and secondary swirl passages, outer diameters of the secondary swirl passages, vane angle of the primary and secondary swirler, the distance of the flare exit from throat etc ) on combustion performances are studied experimentally. the experimental results show that radial profiles of the outlet gas temperature 、 combustion efficiency 、 emissions of co2 、 co and nox and lean blowout are affected with different degrees by the different geometric parameters of dual - stage swirler and the arrangement of primary holes
在不同油氣比下,不同的雙級旋流器幾何參數(例如:一級與二級旋流器出口內徑d 、葉片安裝角、二級旋流器出口外徑d 、二級旋流器的喉道到出口截面的距離l和喉道前後的圓弧半徑r以及主燃孔孔布局等)對單頭部環形燃燒室的出口溫度分佈、燃燒效率、貧油熄火油氣比以及污染物( co _ 2 、 co和nox )排放等燃燒性能的影響規律進行了研究。Nuclear particle track - etched anti - counterfeit marking is a new weapon against fake products. the mark is manufactured by intricate high technology in state - controlled sensitive nuclear facilities which ensures that the mark can not be copied. the pattern of the mark is characterized by its permeability, and can be distinguished from fakes by using a transparent liquid ( e. g. water ), colored pen or chemical reagent. the technique has passed the official health safety examination and poses no danger of nuclear irradiation
用核粒子照射塑料薄膜形成徑跡,再經化學試劑蝕刻和成像技術,得到由微米級微孔組成的圖案.這種圖案具有物質透過特性.用這種方法生產的核徑跡防偽標志,具備核尖端技術不易擴散,製作設備不易得到,產品用其他方法難以偽造,防偽識別簡單、快速、可靠等特點.此種標志已經通過放射性安全檢測,可以用於各種商品(包括食品)的包裝There exists loose network structure in uhmwpe gel fiber after phase separation, many nano - sized and micro - sized poles occur in uhmwpe gel fiber after extraction, so nano - particles can diffuse into gel fiber
由於相分離而使uhmwpe凍膠纖維中存在著疏鬆的網路結構,經萃取后會在纖維中形成許多貫穿的納米或微米級的微孔,使納米粒子能擴散進入纖維中。Sem has been used to analyze the microcosmic morphology of cement - rock, xrd to its phase, and imp to the porosity structure. the grading and distribution of the porosity has also been analyzed. the grading of concrete aggregates and porosity have been studied by fractal geometry theory
結石及純水泥漿結石等進行了微觀分析研究,用sem (掃描電鏡)研究結石的微觀形貌,用xrd (衍射)分析結石的物相,用imp (汞壓)法測定結石的孔隙結構,並對結石孔級配及分佈進行了統計分析,用分形理論對混凝土細骨料顆粒級配進行了研究探討。Based on analysis of magnetic effect mechanism of alluvial cohesive soil, according to the distribution and character of river alluvial cohesive soil of first and second terrace of yongjiang river of nanning, pore water chemical characteristic, especially total iron content in pore water and holding form of iron ion in pore water, this text preliminarily divides the river alluvial cohesive soil of first and second terrace of yongjiang river of nanning into two magnetic effect region : reinforced region and weaker region of magnetic effect
摘要在分析粘性土磁效應機理的基礎上,根據? 、級階地河流沖積相粘性土的分佈及其特性和孔隙水化學特性,尤其是孔隙水中的總鐵含量以及鐵離子的賦存形式,將南寧市邕江? 、級階地河流沖積相粘性土初步劃分為磁效應強化區、磁效應較弱區兩個磁效應區。We have got porous alumina in the aqueous solution of oxalic acid with appropriate concentration through two - step anodic oxidation. the resultant porous alumina membranes have relatively ordered hexagonal pore arrays, which consist of separated nanopores perpendicular to the film surface, parallel to each other and with uniform pore diameter. the pore diameter can be controlled by varieties of immersion time in acid
實驗表明,在適當濃度的草酸中,鋁電化學氧化形成多孔氧化鋁,其表面形貌研究表明,多孔氧化鋁膜中孔徑均勻,垂直於表面且彼此分立而平行的納米級微孔,通過擴孔處理可以方便控制孔徑大小。The stability of aggregates of t3, t2 was very low and multilevel pore was few, so soil splash erosion and sediment was very high. 5
T3 、 t2團聚體發育差,缺乏多級孔隙,形成的高徑流量和濺蝕率使t2 、 t3的產沙率在相對大的數值范圍內變動。3069. 700 and 3096. 710 loadfoot mounting flange and bowl head for best force transmission for force transducers with blind hole
負載底座裝配法蘭和碗形頭,用於頂級帶盲孔力傳感器的力傳遞In the motion detection a method which is based on time and space is used for it can detect harmful invade object in spite of surroundings inteferre. in addition, after got the image of objects, the rectangle frame technique is used to fill the hole. in my design another part is multi - objects image tracking which is a new technique and it integrates image processing, automatic control and computer science. this technique can automatically acquire objects from image signal, get objects " position information then track them with the aid of dome
本文中提出了若干有價值的新思想、新方法,完成了以下內容:首先,提出了數字視頻監控的功能結構,描述了數字監控系統的組成、特點和發展現狀;然後研究了適合於跟蹤監控的攝像機坐標系,提出了一種雙角度攝像機坐標以適合本系統的實際應用;討論現場圖像的預處理,其中包括灰度級變換、噪聲濾波和圖像恢復;在運動監測中,比較了幾種常用的運動檢測方法的優缺點,提出了一種基於時域和空間域的圖像檢測方法;另外,在得到運動物體的圖像時,採用矩形框技術填充由於差分圖像造成的孔洞,此方法簡單可靠,有較大的實用性。Due to the hierarchical porous structures with pore size ranging from nanometer to micrometer scale, these materials have potential applications in many fields such as heterogeneous catalysis, adsorption / separation, exhaust gas treatment and so on
由於具有豐富的分級多孔結構和優良的機械性能,生物形態材料在催化、分離與吸附和高溫尾氣處理等領域具有廣泛的應用前景。分享友人