規尺圓 的英文怎麼說
中文拼音 [guīchǐyuán]
規尺圓
英文
pivot circle-
Xm ) trundle needle, trundleing the post thrust bearing trundles the needle through the roll part of the body, cylinder roller and thrust maintain shelf and the thrust bed down the livestock to make up, trundleing needle and the cylinder roller is subjected to the shelf maintaining that the thrust maintains and guides. moreover thrust bed down the livestock against the difference, shaft, the pedestal encircles and employs in company, fix module shaft shoulder end face and the shell opening back plane dimensional tolerance, geometry accuracy, rigidity, axial is moved up and down, coarse degree ought to accord with the internation ， national standard stipulation demand
滾針，滾柱推力軸承由滾動體滾針，圓柱滾子及推力保持架和推力墊圈組成，滾針和圓柱滾子受到推力保持的保持架引導，並與不同的推力墊圈，軸，座圈一起使用，安裝組件的軸肩端面和外殼孔底面的尺寸公差，幾何精度，剛性，軸向跳動，粗糙度應符合國際，國家標準規定的要求。We have various products, made up with discretionary some of writing case, straight ruler, package rulers, bow compass, pencil, ball pen, liquid pen, eraser, pencil plane, solid glue, accumulator watch, scratchpad, small scissors, book clip, etc., with novel design
我們經營的品種繁多，可由各式文具盒、直尺、套尺、圓規、鉛筆、圓珠筆、水筆、橡皮、卷筆刀、固體膠、電子表、便簽本、小剪刀、書夾等等隨意組合。Specification for interchangeability dimensions of the drive of solid and segmental circular saws for cold cutting of metals : saw diameter range 224 mm to 2240 mm
金屬冷切削用整體和鑲齒圓鋸驅動裝置部分的互換尺寸規范:圓鋸直徑范圍224mm - 2240mmHorology. dimensions of jewels for round gauges
鐘表業.圓形量規用珠寶尺寸Each step of the construction of a circle with straightedge and compass calls for finding a point of intersection.
用圓規、直尺作圓的每一步都需要找一個交點。With straightedge and compasses, divide a segment of a into 2 parts.
用直尺和圓規把線段a分成兩部分。An instrument for gauging and adjusting machine parts ; a trammel
量規；卡尺一種有來測量並調節機器部件的儀器；橢圓規Recommended dimensions for hexagonal and square crimping - die cavities, indentors, gauges, outer conductor crimp sleeves and centre contact crimp barrels for r. f. cables and connectors
射頻電纜和連接器用六角形和方形壓接模槽鉗口量規外導體壓接套和中心接觸壓接圓筒的推薦尺寸Recommended dimensions for hexagonal and square crimping - die cavities, indentors, gauges, outer conductor crimp sleeves and centre contact crimp barrels for r. f. cables and connectors ; amendment 1
射頻電纜和連接器用六角形和方形壓接模槽鉗口量規外導體壓接套和中心接觸壓接圓筒的推薦尺寸.補充件1Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa
本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀；其次研究了橢圓曲線密碼體制的基本理論；第三，分析了橢圓曲線密碼的安全性並介紹了密鑰共享，加密，數字簽名等橢圓曲線密碼體制；第四，深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法，並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進，而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能，還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究，所得的結論可供在實現橢圓曲線密碼體制時參考；第五，研究了目前流行的計算橢圓曲線標量乘法的快速演算法，同時改進了固定基點梳形法，提高了整個系統的速度，並在實驗的基礎上分析研究了流行演算法的優劣；第六，實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫，在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh ， eces ， ecdsa等橢圓曲線密碼體制；第七，實現了兩條安全橢圓曲線上的橢圓曲線密碼體制，包括ecdh ， eces ， ecdsa 。Specification for turnbarrels, control cable in corrosion resisting steel - dimensions and loads
耐蝕鋼操縱鋼索轉動圓套筒的規范.尺寸和負荷Mining equipment. sprockets assemblies for chain conveyors and rabot. specifications. dimensions control
採煤設備.鏈板輸送機壓印轉動圓盤.規范.尺寸檢驗The company mainly productions include compasses, rulers, correction tape / fluid, scissors, pencil / sharpener, stapler, punch series and so on
公司主要生產：圓規、繪圖儀器、文具套裝、儀尺/套尺等系列產品。Basic dimensions of winding wires - specification for maximum overall diameters of enamelled round winding wires
線圈繞線基本尺寸.第2部分:漆包圓形線圈繞線最大直徑規范The whole software is composed of four modules :, the scaling module, the hangingjgear, the process module. the three modules are independent, moreover they are interrelated, which make then arc - gear - capp is a whole process
各個模塊既是獨立的，可以單獨調用其中的任何一個模塊；又是相互聯系的，構成一個整體，從而實現工藝規程的制定、機床掛輪的選擇、尺寸測量、精度與公差的選擇等完整的圓弧齒輪的加工過程。This thesis establishes the cylinder gear and conic gear parameter serial, and analyzes their mechanics, completed the gear ' s product size - taking shape the molding size - electrode size delivers the regulation proceeded the research. establishing the design and calculation methods for the gears precision forming the craftwork parameter, forge piece, those gears precision forming perform, mould and and tool electrodes. based on the software platform of pro / engineer 2001 and visual c + +, the system is consisted of capp and cad, which are used for forming process and mould design for the gears, are studied and developed
本文對圓柱齒輪的精密模鍛和圓錐齒輪的冷擺輾成形工藝及其力學本質進行了系統的研究，分析了齒輪精密成形的影響因素，確定了齒輪零件一鍛件?電極?模具尺寸的傳遞規律，建立了齒輪精密成形工藝參數、鍛件、預制坯、模具以及電極的設計計算方法鏈。Hardmetal insert tooling - specification for dimensions of ceramic inserts with rounded corners with fixing hole
鑲硬質合金刀具.第20部分:有固定孔圓角可轉位陶瓷刀片尺寸規范Hardmetal insert tooling. specification for dimensions of indexable ceramic inserts with rounded corners without fixing hole
鑲硬質合金刀具.第19部分:無固定孔圓角可分度陶瓷刀片尺寸規范Bucket elevators - specification for dimensions of vertical bucket elevators with calibrated round steel link chains
斗式升降機.第2部分:標定圓鋼連接鏈垂直斗式升降機尺寸規范For cylinder diameters, besides two point size, actual size and local actual size, the national standard of china also specified computing sizes, which included area diameter, perimeter diameter and volume diameter, and global sizes, which included least square diameter, maximum inscribed diameter and minimum circumscribed diameter
摘要對于圓柱體的直徑尺寸，除了兩點尺寸、實際尺寸以及局部實際尺寸外，國家標準還將規定計算尺寸（包括面積直徑、周長直徑和體積直徑）與全局尺寸（包括最小二乘直徑、最大內接直徑和最小外接直徑） 。分享友人