重拋球 的英文怎麼說
中文拼音 [zhòngpāoqiú]
重拋球
英文
ball re-droppint-
We've noted that this is just like a body projected horizontally in the earth's gravitational field.
我們注意到，這個問題同在地球重力場中水平拋射一個球體十分相象。These successful companies, whose supply chains currently span the globe, have spurned their remaining competitiors to consider global sourcing as an important procurement strategy
這些供給鏈目前橫跨全球的成功的公司已將其餘的競爭對手拋在身後，考慮將全球的資源作為一項重要的采購策略。S had been flung into the sea, and was dragged into its depths by a thirty - six pound shot tied to his feet
唐太斯被拋進了海里，他的腳上綁著一個三十六磅重的鐵球，正把他拖向海底深處。Solar wind flows out from the corona the sun s outer atmosphere into interplanetary space at speed of between 300 and 900 km per second. it causes fluctuation to the earth s magnetic field, which we call magnetic storm. such event will cause deflection of compass needles
而太陽風則以每秒300至900千米的速度由日冕太陽外大氣層向外拋射，進入行星際空間，對地球磁場造成擾動而產生磁暴，導致指南針指針偏移，嚴重的話更會導致電力受阻和電話線路中斷。They never buried the dead ; they merely attached a heavy cannon - ball to the feet, and then threw them into the sea
他們從不埋葬死人，只是給死人腳上綁上一顆很重的鐵球，然後把它拋到海里。This is significant because of the unique geometrical features of the arecibo telescope : whereas most radio dishes are parabolic in shape, the arecibo dish is a giant half - sphere dug into the ground
這非常重要，由於阿雷西博望遠鏡的獨特幾何結構：盡管絕大多數的射電望遠碟面都是拋物面型的，而阿雷西博的碟面是在地上挖出的一個巨大半球。The general measure method of aspheric optics is done after fine polishing. when the error between actual surface and theoretic surface is big, we must grinding the optics again, then polishing, measuring. . it ' s too complex ! if we had a measuring instrument which could measure the surface of aspheric optics after fine grinding, the procedure of processing aspheric optics would be simplified and the cost would be reduced
常規的非球面光學元件檢測是在元件拋光后進行的，通過與之對應的補償儀檢測其面形質量，當實際面形與理論面形有較大誤差時，就必須把已經拋光的元件重新精磨，再進行拋光、檢測，其加工工序是相當繁復的。分享友人