拋高球 的英文怎麼說
中文拼音 [pāogāoqiú]
拋高球
英文
lob-
Services include the backhand topspin and backspin serves, the forehand topspin and backspin serves, and the high toss service
發球方法包括,反手上旋球和下旋球,正手上旋球和下旋球。和高拋發球。Then he cut open a baseball, stuffed a letter in it, sewed the ball up, tossed it to the boy at home plate and shouted “go!”
然後他剖開一隻棒球,塞進一封信,再把球縫好,拋給本壘上的孩子,高喊一聲:「開始!」Abstract : in the field of optical wireless links, concentrators that are designed by the tools of nonimaging optics can be used to collect the light radiation and are more compact and have higher collection efficiencies than imaging concentrators. hemispherical concentrators are studied by ray tracing, then for several normal nonimaging concentrators : hemispherical concentrators, compound parabolic concentrators ( cpc ), dielectric totally internally reflecting concentrators ( dtirc ), simultaneous multiple surfaces concentrators ( sms ) and inhomogeneous media concentrators ( poisson bracket ), the design methods and the performances e. g. the gain and the field of view ( fov ) are compared as well as the application suggestion
文摘:在無線光通信領域,利用非成像光學設計的集中器能夠聚集光輻射能量,而且相對于成像性集中器具有更緊湊的結構和更高的增益.利用光線追跡法對半球形集中器的性質進行了分析與研究.對好幾種非成像集中器:半球形集中器,復合拋物線形集中器,介質內部全反射集中器,多表面集中器,多相介質集中器,從設計原理、增益和視場進行比較,並分析其應用場合In recent years, the recession of global economy and the low ebb of petrochemical market have exacerbated the dumping of petrochemical products by the large petrochemical enterprises. large amount of po resin of high quality and low price rushing into domestic market has great impact the domestic po market and manufacturers
近幾年全球經濟的衰退和石化市場的低迷,加劇了各大石化企業紛紛拋售石化產品,大量的高質低價聚烯烴樹脂湧入中國市場,使國內聚烯烴市場和生產廠家都受到了強烈沖擊。Imagine the large and splendid corso, bordered from one end to the other with lofty palaces, with their balconies hung with carpets, and their windows with flags. at these balconies are three hundred thousand spectators - romans, italians, strangers from all parts of the world, the united aristocracy of birth, wealth, and genius. lovely women, yielding to the influence of the scene, bend over their balconies, or lean from their windows, and shower down confetti, which are returned by bouquets ; the air seems darkened with the falling confetti and flying flowers
試想那一條寬闊華麗的高碌街,從頭到尾都聳立著巍巍的大廈,陽臺上懸掛著花毯,窗口上飄揚著旗子,在這些陽臺上和窗口裡,有三十萬看客羅馬人,義大利人,還有從世界各地來的外國人,都是出身高貴,又有錢,又聰明的三位一體的貴族,可愛的女人們也被這種場面感動得忘了彤,或倚著陽臺,或靠著窗口,向經過的馬車拋撒彩紙,馬車里的人則以花球作回報。Our earth is constantly bombarded by high - speed high energy particles 400 km sec and radiation from the sun. we are shielded from these hazards by earth s atmosphere and magnetic field
地球其實不斷受到太陽向外拋射的高速高能粒子每秒400公里和輻射的襲擊,可幸我們受到地球大氣和磁場的保護才倖免于難。Solar activity, especially, coronal mass ejection ( cme ) during a large solar activity affected the space environment of human being and could be one of main reasons of the space disaster
太陽活動密切地影響著日地空間環境和地球高空大氣結構,太陽耀斑爆發產生的日冕物質拋射( cme )是空間災害的主要原因之一。On one play, he extended for an alley - oop layup after kobe bryant lobbed the ball to him
在一次進攻中,科比往空中高拋球給他,讓他舒展地完成了一次空中接力上籃。Feed damp granule into rotating centrifugal disk, and it appears circle rope - turning movement and become high - degree ball shape pellet
條形濕顆粒置於拋丸機離心式轉盤上,物料呈環周繩旋狀運動,從而形成真球度極高的球丸。When two eggs are thrown up into the air, they will produce rattlesnake sing sound, because the two eggs ' strong polarity make them rotated with high speed and rub each other
將兩只蛇蛋分開並同時拋向空中,落下時由於強磁性相吸和球體高速旋轉,發出持續清脆的蛇歌聲。A new optical fabrication technology of bonnet tool polishing is introduced, which could produce high precision aspheric surface
摘要介紹一種新型的非球面光學零件拋光方法氣囊拋光,這種方法可以得到高質量的光學表面。Look at that ! it ' s a sky serve
看!高拋球!But, the right fielder understood what the pitcher ' s intentions were, so he threw the ball high and far over the third baseman ' s head
但右外野手明白投手的意思,所以他把球拋得遠遠的,高過三壘手的頭。Magnetorheological finishing ( mrf ) is a newly developed optical machining method, which can achieve fine - finished optical apparatus efficiently. combining with electro - magnetics, hydrodynamics and chemistry, mrf has been applied in optical machining. plane surface, sphere and asphere made of different optical materials can be machined
它將電磁學、流變學、化學綜合作用於光學加工中,可以實現對光學器件的高效精密拋光,是獲得超光滑光學表面的理想工藝之一,目前已經被應用於對平面、球面、非球面的超精密加工,可加工材料范圍涵蓋了光學玻璃、微晶玻璃、光學晶體等多數光學材料。Huiya ceramic co., ltd ( guangdong ) is a modernized large - scale enterprise, it holds advanced equipment and solid technical strength, specialzing in manufacturing polished porcelain tiles, micro - crystal stones and high quality glazed ceramic wall & foor tiles, which conform to the national standard and well accepted in the international market
廣東匯亞陶瓷是一家新型的現代化大型企業,技術力量雄厚,目前主營瓷質拋光磚、微晶玻璃復合板和高級釉面墻地磚,均符合國家質量要求,產品暢銷全球。Magnetorheological dressing ( mrf ) is a new developed ultra - precision process abroad for optical aspheric surface which can fine finish optical facilities efficiently, it integrate electromagnetic, hydrodynamic and chemistry in optical facilities process
磁流變拋光是國外近年來新興的一種光學非球面超精密加工方法,而超聲輔助磁流變拋光是在其基礎上派生出來的新型拋光方法,它將電磁學、流變學、化學綜合作用於光學加工中,可以實現對光學器件的高精密拋光。分享友人