起弧點 的英文怎麼說
中文拼音 [qǐhúdiǎn]
起弧點
英文
archwaying point-
The crust of carrying parts adopts flame - resistant engineering plastic which has excellent electric property and high safety coefficient. all contacts adopt noble metal, so it has no arc and has long life. and the carrying parts adopt high - conductance excellent copper and high - flexibility material
本產品面板採用高級防彈膠，載流零件殼體採用阻燃工程塑料，電性能優越，安全率數高，觸頭全部採用貴金屬觸點，不起弧，壽命長，載流零件選用高導率的優良銅材和高彈性材料，產品性能得以充分保證Arc - grounding fault line selection is the paper ' s key point and innovative point about small current grounding power systems. a lot of simulations are made based on the change rule and the character of fault voltage, fault current. the simulation study declare that the use of the method of wavelet analysis can select the fault line when the arc - grounding fault take place, it will play a important directive role in the research of the protection equipment
對小電流接地系統電弧故障的選線模擬是本文的重點，也是一個創新點，本文從研究的角度，在深入分析電弧接地時故障電壓、電流的特點和變化情況的基礎上，進行了大量的選線模擬，模擬表明電弧故障時，小波分析方法也能準確地選出故障線路，這對研製高性能的接地保護裝置將起到重要的指導作用。With the development of machine manufacturing industry and acute competition of the international market, the spiral bevel gears, as the important basic parts in machine transmission, are required with higher and higher behavior in vibration, noise control and dynamic strength. this problem has long been paid attention by domestic and overseas many experts, and become a crux and top goal
隨著機械製造業的發展和國際市場競爭的日益劇烈，對機械傳動的重要基礎件? ?弧齒錐齒輪的強度和噪聲要求愈來高，弧齒錐齒輪的振動、噪聲、動強度等，一直引起各國有關專家的廣泛關注，成為齒輪生產中的關鍵技術和制高點。1. pull back your right foot but keep your thigh parallel to the floor. move your left hand up and forward, then down to the side of your right hand in front of your chest, turning both palms up
挪:重心后移，左腳尖翹起，身體右轉，左腳尖內扣，右腳收於左腳內側，腳尖點地成丁步，同時右手向下劃弧與左手成抱球狀，右腳向前上步，腳跟先地，弓步挪。Physical model test about vertical and several arc type wave screens which were commonly used was carried out, measuring the wave force and overtopping on the wave screens, analyzing the characteristics of wave force and overtopping of different types of wave screens, and researching the mutual relationship between the wave force and overtopping due to different types of wave screens, to service as a reference for wave screen design of sloping breakwater
通過對常用的直立式及幾種圓弧式防浪墻進行物理模型試驗，測量作用其上的波浪力和越浪量，分析不同防浪墻形式在受力和越浪上各自的特點，並討論防浪墻型式引起的越浪和受力的相互關系，可供料坡堤防浪墻設計參考。It builds a relative coordinates based on the jumping - off point of circular interpolation as its origin, caculates the sine and cosine of the angle formed by x axis and the line which connects the origin and the centre of the circle, then gets the coordinates of the centre in the relative coordinates, and enduces a uniform fomula, which is easy to program in computer
摘要用圓弧插補起點作為相對坐標系原點，連接圓弧起點和圓心，求出該連接線和相對坐標x軸的夾角的正餘弦值，由此解出圓心在相對坐標系的坐標，並得到一個統一的計算公式，易於計算機編程實現。The foot of the lead reaches its apex of the flight curve prior to clearing the hurdle
起跨腿的足部在過欄前達到其飛行弧線的頂點。Based on the analysis of developmental characters of modem eaf technology in the past forty years, it is pointed out that modem eaf technology has developed around the goal of shortening tap - to - tap time to meet the rapid continuous casting rhythm and the integrated control theory of modem eaf melting tap - to - tap time is proposed
摘要在分析40年來國內外現代電弧爐煉鋼技術發展特點的基礎上，指出現代電弧爐煉鋼技術是圍繞縮短冶煉周期以滿足高效連鑄節奏要求這一核心發展起來的，提出了現代電弧爐冶煉周期的綜合控制理論。The starting point of the arc is determined by measuring clockwise from the x - axis of the ellipse at the 0 - degree angle by the number of degrees in the start angle
弧線起始點的確定方法是：從橢圓x軸（ 0度角）開始順時針測量起始角度的度數。分享友人