used ball meaning in Chinese
用过的球
Examples
- The algorithm is also extended to three dimensions , and 3 - d contact type model are derived using ball element
本文还将该方法扩展到三维，推导出基于圆球单元各向同性的三维离散元连结型计算模型。 - The department has introduced measures to reduce waste by economizing use of paper , forms and envelopes as well as using ball - point pen refills and reuse paper clips
本局推出了多项措施，藉节约使用纸张、表格和信封，以及使用原子笔替换笔芯和循环再用曲别针来减少废物。 - Based on analyzing the loss because of scattering of thickness of vertical micro - mutor , this dissertation brings forwards the package method of using ball - lens and v grooves to align fibers
在此基础上，对光开关的耦合封装进行了试验。对由于工艺的离散性造成微镜厚度对光纤封装耦合产生的损耗进行了分析。 - Ball valve uses ball with circular hole as open - close part , through turning ball with stem to realize on - off movement . ball valve is mainly applied to stop , distrubute and change flowing direction of medium
球阀是用带圆形的通孔的球体作启闭件，球体随阀杆转动，以实现启闭动作的阀门，球阀在管道中主要用于切断，分配和改变介质流动方向。 - Amorphous can be obtained at certain composition range using ball milling . the size of the amorphous particles decreases with the lengthening of milling time , and reaches several nanometers . experiment also shows that the mixture powder is well ferromagnetic
实验发现，在一定成分范围内通过球磨可以获得非晶，非晶粉末颗粒大小随球磨时间的延长而减小，最终达到几个纳米；同时发现，该混合粉末具有良好的铁磁性。