Sampling System Design of an Unused Model Full Automation Eyeglass Grinding Machine

Analyse on the reasons why the rural land is left unused

农村土地闲置原因浅析

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Refreshing people query results and removing unused people query results

刷新人员查询结果并删除不使用的人员查询结果

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Variable Structure Control of Second-order Integral System Unused States Feed

二次积分系统无状态反馈变结构控制

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China now has about one billion unused mobile phones, but only two percent have been recycled with most of the rejected devices improperly3 handled.

国内现在有约10亿部废旧手机的存量，回收率只有2%左右，大量更换下来的旧手机都没有得到妥善处理。

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The State shall compile general plans to set usages of land including those of farm or construction use or unused.

国家编制土地利用总体规划，规定土地用途，将土地分为农用地、建设用地和未利用地。

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But it says the plan will require ten times more unused spectrum than it can now offer.

但是F.C.C表示，该计划将要求比现在可以提供的多十倍的未用过的波段。

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An unused envelope, postage stamp.

未用过的信封、邮票。

provided by jukuu

The Study on Discharge Measurement of Triangular Weir in the Research of Soil and Water Conservation

水土保持中三角堰测流问题的研究

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Discuss on the Construction of RC on Surface of Overflow Weir

溢流堰面钢筋混凝土施工技术简论

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Brief talk on application of weir stripping in PVC production

浅谈有堰汽提塔在PVC生产中的应用

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Overflow Weir Optimization of Circulating Cooling Water Siphon Well of Large Power Plant

大型发电机组循环水系统虹吸井溢流堰型优化

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Experimental Study on Improving Exit Weir Performance

提高塔板出口堰性能的实验研究

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Hydraulic experiments on long water supply pipelines connected to overflow weirs

长输水管道尾部保水堰的水力特性试验研究

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Reliability Analysis on Capacity of Weir or Sluice-Open Channel Hydraulic System

堰闸&明渠水力系统过流能力的可靠性分析

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Numerical simulation of flow field over an overflow weir with VOF method

用VOF方法数值模拟溢流堰流场

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Simulation of construction process for rebuilding and reinforcement of old weir gates

旧实用堰闸改造加固施工仿真计算

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Study on the numerical simulation of alternative flow over water-retaining weir

保水堰交替水流数值模拟研究

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Research on the automatic weir of water level stabilized by waterpower

水力自动恒定水位溢流堰的研究

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The Flow Calculation of Weir-Type Open Channel Flowmeter

堰式明渠流量计的流量计算

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Analysis of the group of the vibration frequency of the labyrinth weir

迷宫堰频率群分析

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