ball structure 中文意思是什麼
ball structure
解釋
球狀構造-
The angle of your movement relative to the ball ' s flight line helps you reach the ball on time, step 2, structure the body for a strong hit, step 3, and helps you develop power in a simple manner and not in one you ' re used to that is counterproductive to success, step 4
你相對球的飛行路線的移動角度可以幫助你及時碰到球，第2步，使身體形成更強力的擊球，第3步，幫助你以簡單的方式獲得力量，而不是你習慣的低效的方式，第4步 -
The full series are structure of trunnion mounted ball
全系列採用固定球結構。 -
Straight - through type : one - way seal and eccentric structure, 90 rotation of ball on opening hidden in the valve body chamber, and straight - through flow channel without any locking and jamming
直通式：單向密封和偏心式結構，開啟時球體旋轉90 。 、球體藏在閥體球室，流道直通，不會出現卡、堵現象。 -
Space truss has developed rapidly in china and designer for its advantage has accepted the sphere soace grid. joints have play very important role in structure. generally, the weided hollow ball joints are adopted. but sometime they can not satisfy the requisition of structure. so a lot of people are busy searching for joints and fouding out all kinds of joints. a new joint - welded hollow truncated joint will be now in this paper
在我國大空間、大跨度的結構越來越多，節點在空間結構中起著重要的作用，焊接空心節點在網架、網殼等空間結構中被大量應用。本文研究的是一種新型的節點? ?焊接空心鼓形節點。 《網架結構設計與施工規程》 jgj7 - 91和《網殼結構技術規程》 jgj61 - 2003隻對空心球節點提出了承載力的計算公式，而沒有引入鼓節點。 -
Adopt transfiequency motor to control speed, processing speed fast and high processing efficiency ; adopt double straight line rolling glide and double ball screw rod transmission system guarantee the processing size s veracity and stability. upper chamfer angle can automatic rise and fall so its have easy handling, compact structure the minimum width of the glass can be 127mm
加工速度快，效率高雙直線導軌和雙絲桿傳動系統確保了加工尺寸的準確性和穩定性，上倒角自動升降的先進性，使其具備操作方便結構簡潔等特點。 -
Abstract : the structure and the properties of the grinding ball made of the composite cast iron have been researched in this paper. the result indicates that added trace boron and a proper quantity copper to this kind of composite cast iron can increase its quench - hardening ability, and raise its hardness and impact toughness
文摘:研究了一種復合鑄鐵磨球的組織和性能，結果表明，化學成分和淬火工藝對這種復合鑄鐵磨球的組織和性能有很大影響，微量的硼和適量的銅可以明顯地提高磨球的淬透性，經過余熱淬火得到貝氏體或馬氏體基體組織，從而提高磨球的硬度和沖擊韌性。 -
This paper describes the structure and kinematic parameters for the uniform lapping of the four shafts ball - lapping machine using analytical and graphical methods, and establishes full conditions of the uniform lapping on requring equal pressure and velocity of four lap tools
根據四軸球體研磨機的球體研磨原理，由實現球體均勻研磨所需的壓力和速度條件，對該機的結構參數和運動參數進行了解析和圖解分析，建立了實現球體均勻研磨的充分必要條件。 -
“ o ” type ball valve for soda has the structure of sealing in both directions
純堿" o "形專用球閥採用雙向密封結構。 -
The character of tube roll mill is that it combines the advantages of ball mill and roller, then great improves the grinding efficiency through the study of the grinding theory of tube roll mill, pressing stress, grinding effect and the comparation between roller and vertical mill, this text combined the national important technology equipment crert item - - tube roll milling developing item, gets following results : firstly, because of the special structure of tube and roll, powder from single particle grinding in the early peried contincely transit press grinding stage, it better stops the loss of splash energy, secondly, during the grinding progress, powder form loose to dense fully uses the nonsmoth surface of particle and stress focus to make its stress lower than roller " s
本文結合國家重大技術裝備國產化創新項目-筒式輥碾磨開發項目，通過對筒輥磨的粉磨機理、層壓應力的分析、粉磨效果的研究及與輥壓機、立磨粉磨效果、粉磨機理的比較，可知：首先，由於筒與輥的特殊結構方式，筒輥磨內粉體由初期的單顆粒破碎逐漸過渡到層壓粉碎階段，較好地防止了飛濺能的損失，其次，在粉磨過層中，粉體由疏鬆到密實，充分利用了顆粒的非光滑表面及應力集中效應使其應力低於輥壓機。實驗證實，筒輥磨的粉磨效果大大優于立磨和輥壓機。 -
The main contents of this paper are following. ( 1 ) the mechanical models of ball bearings are set up by both the quasi - dynamic method and the finite element method in this paper, and then the load distribution of ball bearings is studied. the rules of the contact angle, the deformation, the stiffness and the limit rotational speed in different structure parameters and load parameters are analyzed
本文圍繞航空發動機高速滾動軸承的力學特性，開展了以下工作: （ 1 ）分別採用擬動力學法和有限元法，建立了滾動軸承力學分析模型，研究了滾動軸承的載荷分佈特性，分析了不同結構參數和載荷參數對其接觸角、變形、接觸剛度和極限轉速的影響規律。 -
In this paper, the structure characteristics and lubricating theory of teflon is studied, and tribology capability of teflon is researched on four - ball machine, and the serviceability and development of teflon used as lubricant additive is discussed
摘要研究了固體潤滑劑聚四氟乙烯的結構特徵和潤滑原理，使用四球摩擦試驗機研究了聚四氟乙烯的摩擦學性能，探討了聚四氟乙烯作為潤滑添加劑的應用現狀與發展前景。 -
In order to make investigators know about the current research state of preparation of the carbon / graphite materials with high density and strength from mesocarbon microbeads, and direct the research, development and production, in this review, the influence of preparaed mesocarbon microbeads from various raw materials and methods of preparation, ball diameter of carbosphere, preoxidation temperature and time, moulding pressure and time, heat treatment temperature and heating rate, holding time on the mechanical properties and microscopic structure of carbon / graphite product were discussed by us
摘要為了對中間相炭微球制備高密高強炭石墨材料的研究現狀有所了解，並且對實驗和實際生產起到指導作用，本文通過參閱大量中外文獻，討論了不同原料及制備方法制得的中間相炭微球、炭微球的球徑、預氧化溫度及時間、成型壓力及時間、熱處理溫度及升溫速率、保溫時間對炭石墨製品的力學性能及微觀結構的影響。 -
Fine ni3al powders with an average grain size of 6. 1 m were firstly prepared by shs method and mechanical grinding for 36ks with the ratio of ball to powder at 3. 5. the effects of grinding condition and heat treatment technique on the morphology, microstructure and composition as well as crystal structure of the prepared ni3al powders were discussed
首先採用機械粉碎法在36ks的粉碎時間和球料比為3 . 5的工藝條件下獲得了平均粒度為6 . 1 m左右的ni _ 3al微粉，重點討論了粉碎條件及熱處理工藝對ni _ 3al微粉的形貌、微觀結構、物相組成和晶體結構等的影響。 -
Based on ansys, this paper studies stress concentration on single notch of eight kinds of high strength bolts used in grid structure, obtaining their stress concentration coefficients, discussing the effect of ascending angle, bottom radius of screw thread and bolt - ball on stress concentration, introducing their effect coefficients of a1, a2, a3, putting forward the formulae of stress concentration coefficient
本文以ansys有限元軟體為研究手段，針對網架螺栓球節點的8種螺栓規格進行單缺口應力集中分析，定量求得相應的應力集中系數k _ t ；論述了螺紋升角、螺紋牙根圓角半徑r及球栓直徑比d / d對k _ t的影響，並引入相應的影響系數_ 1 、 _ 2及_ 3 ，最終提出了應力集中系數k的計算公式。 -
Influence of heat treatment on structure and properties of high - chromium cast iron grinding ball
一種高鉻鑄鐵磨球的生產 -
Air - conditioner is one of the important auxiliary equipments in automobile application. the structure and functions of double row angular contact ball bearings for electromagnetic clutch in air - conditioner will directly influence the performance of the compressor
汽車空調器是汽車上的重要輔助設備之一，汽車空調電磁離合器用雙列角接觸球軸承結構與性能的好壞，直接影響汽車空調壓縮機的性能。 -
2. the splitting method, enclosed planetary transmission sketch method and structure sketch method are used to deduce the transmission ratio formulas on several structures of the single - stage and double - stage spatial - cycloid - ball gearing respectively. further more, the simplified calculating formulas on one - tooth - difference and two - tooth - difference spatial - cycloid - ball gearing are given
2 、分別運用拆分法，封閉行星機構的傳動簡圖和結構簡圖推導出單級和雙級的多種結構的傳動比公式，並給出一齒差、二齒差球面擺線鋼球傳動機構減速比的簡化計算公式。 -
High reliability : the seal contains a simple, permanent magnetic structure and a non - wearing magnetic fluid. the only parts subject to mechanical wear are self - contained ball bearings
良好可靠性：密封圈由永磁結構和穩定的磁性流體組成，所以機械磨損僅發生在軸承上。 -
Ball - and - pillow structure
枕狀構造 -
This series of ball valve products is specially and developed on the basis of foreign advanced technologies. with compact structure and reliable seal performance, it is widely applied in occasions of suspending liquid containing small particles and fiber in petroleum, chemical and electric power industries. it is especially popular in dcs, qcs and plc control systems in production processes of waste paper deinking, alkali recovery, pulping and sewage processing in paper making industry
該系列產品是在國內外先進技術的基礎上進行特殊設計，精心研製開發的球閥系列產品以其緊湊的結構，可靠的性能，被廣泛應用於石油、化工、電力等行業含有纖維或微小固體顆粒的懸浮液的場合。
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