方形播種機 的英文怎麼說
中文拼音 [fāngxíngbōzhǒngjī]
方形播種機
英文
quadrate seeder-
The movement inbeing of the ultrasonic motors, two type form method of elliptical movement are deeply investigated. its driving mechanism is studied also by geometric method. the ordinal progressing condition of a forced traveling wave in the elastic plate is investigated
研究了超聲波馬達的驅動機理，對超聲波馬達驅動的本質? ?橢圓運動的兩種形成方法進行了詳細研究，利用幾何分析法研究了行波超聲波馬達的傳動機理，分析了定子彈性體中行波有序傳播的條件。Many mncs have even their own airboat advertising system ; some other companies would like to make advertise by hiring ; airboat advertise featuring good promotion effect, sound attractiveness, large area, vivified image, especailly when appearing in the endless sky, it can remind so much people feeling the interest ; the best result but the lowest cost make it more suitalbe for every enterprise ; it can used on many cases like ceremony, celebration, memory activity, amusment, lottery drawing and sports games, it is truly the best choice for a company to make a impressed product promotion
空中飛艇廣告具有宣傳性好，吸引度高，刺激力強，受眾面廣，渲染氣氛，視覺鮮明的特點，尤為重要的是在毫無視覺干擾的一望無際的天空中，它的突出性極度地增強了人們的好奇心與注意力，正是由於此種獨特的廣告傳播方式產生的明顯的廣告視覺效果，高強度的廣告效果更體現了較其他廣告形式的低成本價格，因此，擅於掌握商機的企業可將此種廣告方式作為重要選擇。First, the modern electronic audio - visual media must refer to and absorb the essence of the classical arts to enhance its own communication quality and culture, and form its characteristic esthetic system and unique expression way, and become the most vital mass media ; at the same time, the widespread electronic audio - visual media become the effective carrier and communication means of classical arts, and bring new vitality and enlightenment to each traditional art which has already moved towards the bleak decline. each traditional art gives out brilliance and vigor on the screen of audio - visual media
首先，現代電子視聽媒體只有借鑒和吸收已有千年積淀的經典藝術的菁華，才能提高自身傳播內容的質量，形成深厚的文化底蘊，才能形成具有現代媒體特色的審美體系和獨特表達方式，才能成為最具有生命力的大眾傳播媒介；同時，廣泛普及的電子視聽媒體又成為經典藝術的有效載體和傳播手段，為已經走向蕭條衰落的各種經典藝術帶來了新的生機和啟示，傳統藝術形式在視聽傳播媒體的屏幕上煥發出新的光彩和活力。Finally, the results are compared with periodic and random chains. then we studied acoustic wave propagation in 1d quasiperiodic and aperiodic systems by means of he transfer matrix. transmission rate, reflection rate, energy flow, logarithmic energy flow, energy density and lyapunov exponent are computed numerically, and compared with periodic and random system
其次研究了聲波在幾種一維準周期和非周期系統中的傳播，通過轉移矩陣的方法，數值地得到了系統的傳播系數t _ n 、反射系數r _ n 、能流密度j _ n ，能量密度e _ n和lyapunov指數，給出了以上各量與傳播長度n以及頻率之間的關系，同時發現能流及能量密度都具有分形結構，並與周期和隨機系統的結果作了比較。Based on the four aspects, financial news diversifies the information channel, agenda building characteristics and public opinion, which proves that the economic news media system of china is completing itself. the second is macroscopically direction. the financial news conies into the economics news media system as a factor with new function, which improves the intermedia agenda building mechanisms, and makes the public agenda, group agenda and official agenda interact effectively and efficiently to affect the policy agenda
本文從兩方面論述財經新聞對體系的影響：在微觀層面上，財經新聞在議題選擇、議題面向、媒介立場、議題表現四個方面改變了經濟類議題的建構方式，使信息渠道多樣化、議題建構特色多樣化、意見多樣化，並為這些變化提供了新的表現形式，提高了經濟報道的議題建構能力從而表明我國的經濟報道體系正在走向多元化；在宏觀層面上，財經新聞的出現使我國經濟報道體系中多了一種功能定位的媒介，從而完善了媒介間議題傳播機制，使得公眾議題、官方議題或其他團體議題在進入體系之後可以進行有效和高效的互動，形成新的媒介議題並影響政策議題。分享友人