角明螺 的英文怎麼說
中文拼音 [jiǎomíngluó]
角明螺
英文
oxygyrus keraudreni-
Din934 nylon hex nut nature din
透明塑料六角螺母There is evidence, too, in the form of stone moulds from kwo lo wan on chek lap kok island, tung wan and sha lo wan on lantau island, and tai wan and sha po tsuen on lamma island, that the metal was worked locally
在赤角過路灣、大嶼山東灣和沙螺灣,以及南丫島大灣和沙埔村出土的青銅器石范,足可證明青銅器確曾在本港鑄造。Fasten bolt to fix distributor. regulate ignition timing, start up engine and make fine regulation to ignition advance angle at the time of idling speed to make engine to be stable while idling. acceleration should be sensitive and powerful which means a complete regulation is done
調點火正時,啟動發動機,在怠速時對點火提前角做細微調整,使發動機在怠速階段平穩,加速時應明顯感到快捷有力,即調整完畢,擰緊分電器緊固螺栓。At the end of the chapter, the output of hrg is used in the simulation. the result indicates that the eular angle error is lower after flp filtering if proper step size is chosen
本文還把半球諧振陀螺實際數據引入該演算法的模擬,模擬的結果表明,選擇合適的階數可以使flp濾波后的歐拉角誤差小於濾波前。Abstract : the attitude error performance of electrostatic gyro should be understood and the relevant error equations must be set up in order to ensure the navigation precision of esgm. the relation between the navigation errors and the attitude errors of gyro was derived by use of spherical triangle. the simulation results show that the temporal performances of the longitudinal and distance errors which come from the initial alignment errors are periodically variational. they also show that the longitudinal and distance errors resulted from gyro drifts are not convergent in time. thus, the effects of initial alignment errors and gyro drifts can not be neglected and must be estimated and compensated
文摘:為了保證靜電監控器的導航定位精度,需要了解靜電陀螺的姿態誤差特性,建立相應的誤差方程.本文採用球面三角形原理推導了導航定位誤差與陀螺姿態誤差的關系式.模擬結果表明,由初始定向誤差引起的經度誤差和距離誤差的時間特性是周期變化的;由陀螺漂移引起的經度誤差和距離誤差是隨時間發散的.因此,初始定向誤差和陀螺漂移的影響不能忽略,必須對其進行估計和補償Calibration results indicate that this angular rate gyro has good linearity with correlation coefficient of 0. 9996, and high precision with standard error of 0. 0036
標定結果表明,該角速率陀螺線性度好,相關系數為0 . 9996 ;精度高,標準誤差為0 . 0036 。Chapter three makes clear the importance of preload, and deals with the theories on the relationship between preload and torque, angle and extension of the bolt from various aspects
第三章由扭矩控制的實質? ?預緊力,點明了預緊力的重要性,預緊力與擰緊力矩、螺母轉角、螺栓伸長的關系,對其進行了理論方面的研究和探討。The triangular figure is like screw of the steamer, signify shanghai is a city that is advancing constantly ; pattern in the center set sail large junk that go to sea, shanghai harbor most old shipping, it signify shanghai one with a long history port city, show magnificent brilliant a tomorrow ; the background of the large junk is in face of the white yulan in full bloom of early spring
三角圖形似輪船的螺旋槳,象徵著上海是一座不斷前進的城市;圖案中心揚帆出海的沙船,是上海港最古老的船舶,它象徵著上海是一個歷史悠久的港口城市,展示了燦爛輝煌的明天;沙船的背景是迎著早春盛開的白玉蘭。For cutting the composite lock gear with unequal tooth thickness, a study is made on the design method of gear sharper cutter with nonstandard parameter involute tooth profile and noninvolute tooth profile. the cutter tooth arrangement, the choice of teeth number of the cutter and the basic method of cutter design are discussed ; and a new method of choosing deflection factor by using limited area is presented. and the curve of relationship between rear angle on tooth crest and helical angle on tooth side of the cutter is given so as to give a basis for the gear sharper cutter to choose its parameters. to design nonstandard gear sharper cutter by adopting the method mentioned above will simplify the calculation and will increase the efficiency of design
研究加工不等齒厚的非標準參數漸開線齒形,與非漸開線齒形復合的鎖閉齒輪插齒刀刀齒的排列、刀具齒數的選擇以及刀具設計的基本方法,介紹用限制區域選擇插齒刀變位系數的新方法,並給出刀具齒頂后角與側螺旋角的關系曲線,為插齒刀參數的選擇提供依據.結果表明,採用上述方法設計非標準復合齒輪插齒刀,可簡化計算和提高設計效率Field application result shows that for eccentric screw stabilizer, there exist errors of calculated outside diameters and measured diameters, the upper stabilizer has severe influence on side force of drilling bits, and it can be optimally designed, while the bending angle of screw also has severe influence on bit side force, and it should be rationally used
現場使用結果表明,螺桿本體穩定器採用偏心式時計算外徑與丈量直徑存在偏差;上穩定器對鉆頭側向力具有較大的影響,可以優化設計;螺桿彎角對鉆頭側向力影響較大,需合理使用。The allan variance ( av ) analysis method is used to evaluate the hrg signal. the result indicates that the main random error of hrg is angle random walk ( arw )
論文採用allan方差法對半球諧振陀螺的信號進行隨機誤差分析,分析結果表明,半球諧振陀螺的角度隨機遊走誤差是陀螺隨機誤差的主要部分。Results showed that these algae have different ability in resisting uv - b enhancement : spirulina plalensis > nanochloropsis sp > chaetoceros gracilis > proroceatrum micans > phaeocystis globosa scherffel. uv can destroy ch1a, making ch1a content decrease
結果表明這五種藻類抗uv - b的能力大小的順序為:鈍頂螺旋藻微綠球藻纖細角刺藻海洋原甲藻球形棕囊藻。The results indicate that : with sa, the position precision of the integrated system, whose gyro drifting is 50 degree / hour and whose accelerator offset is 0. 001g, is 60 meters, its velocity precision is about 1. 75m / s out and its attitude angle precision is about 0. 25 degree. without sa, the position precision is about 20 meters, its velocity precision is about 0. 5m / s and its attitude angle precision is about 0. 1 degree. when the signal of gps is lost, the growing rate of the integrated system error is much lower than that of sins system
模擬結果表明:對于陀螺漂移為50度/小時、加速度計零偏為0 . 001g的組合系統,在有sa的情況下,位置精度大約為60米,速度精度大約為1 . 75米/秒,姿態角精度大約為0 . 25度;在無sa的情況下,位置精度大約為20米,速度精度大約為0 . 5米/秒,姿態角精度大約為0 . 1度;在gps信號丟失時,系統誤差的增長速度比純sins系統明顯減緩。The research in the dissertation shows that the dtg with the larger angular velocity is not only with simple structure, but also its largest torquing rate can attain to 500 / s, it could fit the requirements of strap - down inertial navigation system completely. the dig with the larger angular velocity is a kind of mini inertial instrument that possessing of upper performance and is worthy to be studied ulteriorly
本文的研究表明,大角速率動調陀螺儀不僅結構簡單,而且最大施矩角速率可達500 s以上,可滿足捷聯慣導系統對陀螺儀測量范圍的要求,是一種值得進一步研究的、具有較高性能的小型慣性儀表。A micromachined vibratory rate gyroscope which can work at atmospheric pressure is presented in this paper, but a main problem of which was discovered through fea analysis : the mechanical coupling error can easily arise if the mass and the supporting beams are not completely symmetrical as a result of fabrication error during silicon micromaching
模擬結果表明,在驅動力與驅動軸有微小偏差的情況下,機械耦合引起的誤差信號完全把角速度信號湮沒。這說明機械耦合誤差的存在大大降低了微機械陀螺的精度。6 ) the contrast between different heights of the ridge. through contrasting the researches in the system, the author had found that within the above influence factors, the corner was the most important one. above all, the influence with combination of big corner, large bottom and sluice c
經過比較系統的研究發現,上述諸多影響彎道水流特性因素中,轉角具有最主要的作用,尤其大轉角與較大底坡和泄量組合后的綜合影響,會使水面偏斜和螺旋流變化更為明顯,也更加不規則。The theoretical analysis shows this mz interferometric optical fiber gyroscope can be used to detect the rotation of the moving bodies
分析結果證明了採用mz干涉式光纖陀螺實現對旋轉角速率的探測的可行性。分享友人