To improve the machining efficiency and precision of convex screws,a new method was put forward for inner whirlwind NC enveloping milling of screw curved surface.
為提高凸螺桿的加工效率和加工精度,將具有切削平穩、效率高等特點的傳統旋風銑削技術與具有軌跡控制靈活等特點的數控技術相結合,提出了內旋風數控包絡銑削螺桿螺旋曲面的新方法。
For the stationary points along the internal rotation energy surface, full geometry optimization or QST3 transition structure search and fre- quency analysis calculations were also performed.
應用密度泛函理論在B3LYP/6-31G(d)水平上對新型除草劑單嘧磺隆繞脲橋部分兩個C—N鍵的內旋轉勢能面進行計算,然后對勢能面上的駐點進行構型優化和過渡態搜索,得到單嘧磺隆4種穩定構象和構象轉換過程所涉及的8個過渡態結構。
There are a lot of abstract concepts such as the internal rotation and the normal vibration in the statistical thermodynamics.
統計熱力學是物理化學理論框架中的一個重要部分 ,其中有許多抽象的概念和過程很難用傳統的教學方法描述清楚 ,多原子分子的內旋轉和簡正振動就是突出的例子。
A muscle that effects or assists in pronation.
旋前肌能內旋或輔助內旋的肌肉
Flow Field Distribution in Outer Vortex Area and Inner Vortex Area of Vortex Cyclone Dust Collector
旋風集塵器外旋流區與內旋流區的流場分布
Having whorls that obscure the axis or other volutions, as the shell of a cowrie.
內旋的象瑪瑙的殼一樣具有遮住了中軸的螺旋線或其它旋狀物的
The Dissociation of Egocentric and Allocentric Mental Rotation through an In-Rotation Effect;
自我和物體為參照系的心理旋轉分離:內旋效應
Experimental study on the swirling characteristics of a swirling water jet nozzle by using PIV
旋轉射流噴嘴內旋流特性的PIV實驗分析
The electric fan blades whirled in the hot room.
電扇的槳葉在悶熱的房內旋轉著。
internally compensated inactive compound
內消旋(無旋光性)化合物
rotary combustion engine of trochoidal form
余擺線型旋轉式內燃機
endometrial spiral arterioles
子宮內膜螺旋小動脈
Napier's differential screw steering gear
內皮爾差動螺旋舵裝置
hexagon spline screw driver
內六角花形螺釘旋具
inboard turning
內向旋轉(從尾向首看
Optimum Design of a Forming Roller for Power Spinning Process of Conical Parts with Transverse Inner Ribs
帶橫向內筋錐形件強旋成形過程旋輪優化設計
The hydrodynamic research on the rotating cyclone centrifuge
旋轉旋流離心機轉鼓內流體動力學研究
Swirl number calculation in the inlet of spinning ramjet assisted range projectile
旋轉沖壓增程彈進氣道內流場旋流數計算
To turn or rotate(the sole of the foot)by abduction and eversion so that the inner edge of the sole bears the body's weight.
使旋前,使內轉通過轉或旋(足底)使足底內側承受體重和重量
engine ,piston, spark-ignition, reciprocating or rotary internal combustion
火花點燃往復或旋轉式活塞內燃機
a cycloid generated by a point inside the rolling circle.
旋轉的圓內部一點產生的擺線。
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