螺科 的英文怎麼說

中文拼音 [luókē]
螺科 英文
hydrobiidae
  • 螺 : 1. [動物學] （軟體動物） spiral shell; snail; conch 2. （螺旋形的指紋） whorl （in fingerprint）
  • 科 : Ⅰ名詞1 （學術或業務的類別） a branch of academic or vocational study 2 （機關按工作性質而分設的單...
  1. In the core, coriolis forces deflect the upwelling fluid along corkscrewlike, or helical, paths, as though it were following the spiraling wire of a loose spring

    在地核中，科氏力使涌升的流體沿著像開酒瓶器的螺旋路線上升，彷佛順著彈簧的螺旋線圈移動。
  2. The helix expression of basic rule in interdiscipline

    跨學科基本規律的螺旋表示
  3. Spiral tube forming machinesb - jg - 110 spiral tube former - duct forming machine - sanben technology co., ltd. - cold curved shaping machinery -

    產品展示所有產品螺旋圓管系列螺旋制管機-圓管系列-江陰三本科技有限公司-專業鈑金設備開發研製商-
  4. Applying imported raw material and advanced manufacturing technology, together with modern scientific management system, it is specialized in manufacturing and selling machined bolts, selftapping screw bolts and nuts of stainless steel, copper oriron and hollow rivets of stainless steel, copper, iron or aluminiun in accordance with the standards of china gb, american ansi, japan jis, german din or england bs ; and non - standardized hardware such as cross slots, inner hexagon fastening bolts, expansion bolts, and toy vehicle axles, its products are sold widely in domestic and foreign markets, earning quite high credit among customers

    公司引進國外先進的冷鐓和搓絲設備，採用進口原材料及先進生產技術，並運用現代科學管理體制，專業生產和銷售中國gb 、美國ansi 、日本jis 、德國din 、英國bs標準的不銹鋼、銅、鐵機制螺釘、自攻螺釘、螺母；不銹鋼、銅、鐵、鋁空心鉚釘；十字槽、內六角緊定螺釘、膨脹螺栓、精密自動車床件等非標準五金製品，產品遠銷國內外市場，在廣大用戶中享有較高的信譽。
  5. In accordance with the collection of mbmcas ( marine biological museum of chinese academy of sciences in iocas, institute of oceanology, chinese academy of sciences, qingdao 266071 ), chinese mitrid fauna should be rich, although the records from china seas are poor

    筆螺科（ mitridae ）是軟體動物門（ mollusca ）腹足綱（ gastropoda ）新腹足目（ neogastropoda ）中的一個重要類群，全世界種類數量已達500餘種。筆螺的研究歷史十分悠久，距今已有200餘年（ linnaeus ， 1758 ） 。
  6. Implants for osteosynthesis - bone plates - specification for holes corresponding to screws with asymmetrical thread and spherical undersurfaces

    骨接合術用外科植入物.第23部分:金屬接骨板.第3節:不對稱螺紋球形底面螺釘的螺釘孔
  7. Implants for osteosynthesis - bone screws and auxiliary equipment - specification for the mechanical requirements and test methods for screws having asymmetrical thread and spherical undersurface

    骨接合術用外科植入物.第5部分:不對稱螺紋和球形下表面金屬接骨螺釘.第6節:機械要求和試驗方法規范
  8. Ltd is the biggest enterprise specializing in researching, producing, and developing on spiral algea. from 1997 on green a began cooperation with jinyongli developing shenzhen market

    （中外合資）雲南綠a生物工程有限公司是世界最大的螺旋藻科研、生產、開發專業企業。自97年始，綠a公司與金永勵合作開發深圳市場。
  9. Belgrade, serbia - a team of surgeons in western serbia earlier this week took out eight nails, a knife, a pen, a screw, a spoon, a clothes - peg and other, smaller objects, from a young man ' s stomach, one of the doctors said wednesday

    本周一7月31日，塞爾維亞西部地區的一家醫院的外科醫生從一名年輕男子的胃中取出8顆釘子1把刀子1隻鋼筆1顆螺絲釘1把勺子1個晾衣夾和其它一些體積更小的物品。
  10. The following results are obtained : ( 1 ) the flow in rotating helical pipes are affected by dean number, curvature, torsion ( or germano number ), the ratio of the coriolis force to the centrifugal force f number ( or rossby number ) and the geometry of the cross section

    研究結果表明： （ 1 ）旋轉螺旋管道流動特性受dean數、曲率、撓率（或germano數） 、科氏力與離心力之比f數（或rossby數）以及截面的形狀五種因素的影響。
  11. 3. the trapping characteristics of ordinary helical gear pump are lucubrated by theory for the first time, the theoretic relation of the gear rotor between the end overlap coefficient and trapping phenomenon is discussed respectively with clearence or without clearcence, and the relation of trapping volume with the rotational angle turn is also discussed. the selective range of the helical angle that can eliminate completely the trapping of helical gear pump is gained, which never appeared in literature before

    首次對普通斜齒齒輪泵的困油特性進行深入的理論研究，分別討論了有側隙和無側隙時普通斜齒齒輪泵轉子的端面重合度與困油現象之間的理論關系，以及困油容積隨轉角的變化關系，得到了完全消除斜齒齒輪泵困油沖擊的螺旋角機械科學研究院博士學位論文的選擇范圍。
  12. We be engaged in fabricating ansi ( unc, unf ), international standard ( iso ) and china standard ( gb ) series of micro hollow - head setscrew with ultra high rigidity, micro screw with all spacial material, medical orthopaedics bolts, and precise machinery parts

    生產美標unc 、 unf 、國際標準iso 、國標gb系列微型超硬度內六角緊定螺絲、各種特殊材料的微型螺絲、醫用骨科螺釘、精密機械零配件。
  13. Juncaceae ( rushes ) a family of monocotyledonous plants, mostly herbs, with long, narrow grasslike or cylindrical leaves spirally arranged, but usually arising close to the ground

    燈芯草科（燈芯草屬） ） ：單子葉植物的一個科，多為草本，狹長扁平或柱狀的葉呈螺旋狀排列，通常簇生。
  14. Spiral tube forming machinethin - walled steel cylinder spiral welding machine - duct forming machine - sanben technology co., ltd. - cold curved shaping machinery -

    產品展示所有產品螺旋圓管系列薄壁螺旋焊管機-圓管系列-江陰三本科技有限公司-專業鈑金設備開發研製商-
  15. During the last two years, i checked the miter specimen collection of mbmcas collected by the explorations since 50 decade of last century, including " the comprehensive resource investigation of chinese coast and shallow waters " ( 1958 - 1960 ), " china - vietnam cooperative expedition of marine resource to beibu bay ( gulf of tokin ) " ( 1959 - 1962 ), " the resource investigation of coast and shallow waters of shandong province ", " the comprehensive resource investigation of the islands of china ", " china - germany cooperative expeditions of marine biota to hainan island, china " ( 1990 - 1992 ), and 52 species have been found, which are mainly from east and south china seas, of which, three forms are considered as new species, i

    中國科學院海洋研究所從50年代以來進行的若干次海洋生物考察過程如全國海洋綜合調查、 「中越北部灣海洋綜合調查」 、 「中德海南島生物聯合考察」中獲得了大量的筆螺科標本。作者以傳統的形態分類為主要研究方法，通過解剖、數碼攝影等手段進行綜合分析，對我國近海筆螺科進行了系統的整理和分類研究。本文對我國所採集到的所有屬種進行了詳細的描述，並用數碼相機拍照，製成彩色圖版，其中對易混淆的種類就其形態特徵進行分類比較。
  16. The art of gyro design has taxed the ingenuity of many skilled scientists and engineers.

    陀螺儀的設計曾使許多熟練的科學家和工程師謁盡了創造才能。
  17. The major causes of falling - away of the steering universal joint of jiefang ca1111k2lw logging truck are analysed in a scientific way, implying that the steering universal joint is a key device for transfering moment of force

    科學地分析了解放ca1111k2lw型運材車轉向萬向節脫落的主要原因，指出了轉向萬向節是傳遞力矩的關鍵裝置，詳細地介紹了在不改變萬向節上接叉設計情況下，通過在上接叉鎖定螺栓介面上加裝固定套，使之與方向盤縱桿頭花鍵凹槽緊緊配合的好方法。
  18. Up to now, the factory has achieved many breakthroughs in the field of plastic extrusion technologies. the recently developed products include : draining pipe twin - pipe extrusion production line, pvc - upp - r draining pipe production line, pe pipe production line and parallel twin screw extruder

    振興塑膠機械在塑料擠出機械高科技領域里也取得了很多的突破，最近開發成功的產品有：通用塑料高檔硬管雙管擠出生產線pvc - u pp - r供水管生產線pe管材生產線及平行雙螺桿擠出機。
  19. With advanced production equipment, leading techniques and scientific management method, the factory is mainly engaged in the production of flat - plate ceramic shell of pipe, helical - type shell of pipe for electric semiconductor, as well as textile ceramics, 9. 5 aluminum ceramics. these products are used widely in the industry of metallurgy, chemical engineering, electric power, electrics, railway, military project and scientific research project

    企業採用先進的生產設備，精良的工藝技術，嚴格的管理方式，主要生產電力半導體用平板型陶瓷管殼螺旋型管殼，以及紡織陶瓷，九五氧化鋁陶瓷，和陶瓷金屬化產品，廣泛應用於冶金化工電力電子鐵道軍工紡織科研等部門。
  20. And mitra holkosaa sp. nov. all the specimens studied in this paper were deposited in mbmcas

    本文共記述了我國近海筆螺科51種，其中3新種， 14新記錄。
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