查询词典 ball

To resolve the low efficiency and high energy consume problems of traditional ball mill in the preparation of micrometer and nanometer sheet metal powder ,new type ball mill was designed by combining the crushing theory and structure of traditional ball mill and mix mill.

为了解决目前普通球磨机在制备微纳米片状金属粉时存在的粉碎效率不高、能耗高等问题，结合球磨机和搅拌磨的粉碎原理和结构，设计并研制了一种内部搅拌轴和外部筒体反向旋转的球磨机。

A trackball is a pointing device consisting of a ball housed in a socket containing sensors to detect rotation of the ball about two axes, similar to an upside-down mouse: as the user rolls the ball with a thumb, fingers, or palm the mouse cursor on the screen will also move.

阿轨迹球是一个定点设备组成的一个球在一个插座载传感器检测旋转球约两轴，类似于一个倒置鼠标：作为用户辊球拇指，手指或手掌鼠标光标在屏幕上也将动议。

Possession: This happens when a player is carrying the ball or a team has the ball in its control; for example, the ball in one half of a scrum or ruck is in that team's possession.

占球、控球：这发生在当球员持拿着球或球是在一球队的控制中；例如球是在某队的scrum或ruck的一半内时，该球是在该队占球或控球中。

First of all, the improving feeding helix can not only get material into the ball mill successfully, but also increase ventilated proportion; Secondly ,making use of all sorts of new scaleboards can reform the working condition of skive substance and raise the material adaptability; Third, separating storehouse board, have not only increased control material to flow, and balanced each storehouse smash the function of ability, but also realize thickness pellet grade role; Grind tail storehouse choose hyperboloid drum liner, in axial and circumference direction have incline curved surface, can not only increase steel ball lateral grade , but also still raise steel forge , steel ball grind efficiency.

进料口螺旋的改进，不仅解决了堵料现象，而且加大了通风面积；各种新型衬板的使用，对研磨体运动状态的调节以及对物料的适应性都有了较大的改善；隔仓板不仅增加了控制料流及平衡各仓粉碎能力的功能，而且可以实现粗细颗粒的分级作用；磨机尾仓选用双曲面衬板，在轴向和圆周方向均有倾斜曲面，不仅能够增加钢球的横向分级，还能提高钢锻、钢球的研磨效率。

Roll functional part product includes: Ball guide screw deputy, scroll is linear slideway is guide-post bushing of spline of deputy, ball, ball, linear workbench of ......

滚动功能部件产品包括：滚珠丝杠副、滚动直线导轨副、滚珠花键、滚珠导套、直线运动部件、坐标工作。。。。。。

With American botanist cypress apply reach Halier, the really beautiful doctrine that British botanist breaths out Qin Song to be a delegate thinks the flower of angiosperm is come by evolution of ball of leaf of primitive gymnospermous bisexual spore, consequently tentative idea angiosperm is the Benneisu that in coming from gymnosperm, eradicates already iron eye, draft Su Tie especially , the bud on ball of its spore leaf piece evolve for perianth, sporule leaf evolves for stamen, big spore leaf evolves for pistil , axis of ball of its spore leaf shortens for rachis.

以美国植物学家柏施及哈利尔，英国植物学家哈钦松为代表的真花学说认为被子植物的花是由原始裸子植物两性孢子叶球演化而来，因而设想被子植物是来自裸子植物中早已灭绝的本内苏铁目，非凡是拟苏铁，其孢子叶球上的苞片演变为花被，小孢子叶演变为雄蕊，大孢子叶演变为雌蕊，其孢子叶球轴则缩短为花轴。

Stickball, dodge ball, stoop ball, touch football, anything ball.

棍球，躲避球，台阶球，触身式橄榄球：一切跟球有关的游戏我们都玩。

A team had control of the ball or was entitled to the ball, the ball shall be awarded to this team for a throw-in at the place nearest to the first infraction.

某队已控制了球或拥有球权，应将球判给该队在最靠近第一次违犯的地点掷球入界

Two-Piece Ball: Otherwise known as the distance ball, this ball is perfect for the beginner.

两块球：称为距离球，这球是完美的新手。

One straight line guide and silk pole flat network of transmission gush out black to make network device, by the shower nozzle (2), shower nozzle shelf (1), air cylinder (7), straight line guide (8),(6) of bases, and ball silk (10) of poles and not urge at (4) of mesas job, its characterisitic is that: The stated shower nozzle shelf (1) one both ends and locate a base (11) bottom air cylinder of shower nozzle in the guide (8) connecting rod slipping of the straight line from head to foot through one, make up and lift the organization pneumatically; And this shower nozzle sets of (11) base underpart set up one group along base (6) longitudinal straight line guide (5) package that arrange again, two straight line guide packages (5)Middle shower nozzle sets of (11) base of position department set up, link with this shower nozzle of a base (11)s, and can promote their longitudinal time move the ball silk pole worked up along (6) base; The end head of this ball silk pole (10) is connecting the electrical machinery (9) of urging.

一种直线导轨和丝杆传动的平网喷墨制网装置，由喷头(2)、喷头架(1)、气缸(7)、直线导轨(8)、基座(6)、工作台面(4)及滚珠丝杆(10)和驱动电机(9)组成，其特征在于：所述喷头架(1)的两端通过一能在直线导轨(8)内上下滑动的连杆与设于喷头架底座(11)下部的气缸(7)相连，组成气动抬升机构；而该喷头架底座(11)下部又设置着一组沿基座(6)纵向排布的直线导轨组件(5)，两直线导轨组件(5)中间部位的喷头架底座(11)部设置着与该喷头架底座(11)相连、并能推动其沿基座(6)纵向来回位移动的滚珠丝杆(10)；该滚珠丝杆(10)的端头连接着驱动电机(9)。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。