中柱的

Device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone .

黄铜的管乐器中改变空气柱的长度来变化音调的装置。

One mechanism of temperature effect is that temperature influence water characters, such as surface tension and viscidity, the other one is that temperature affect on the quantity of air in experiment column.

温度对土壤水分运动和保持的影响一方面是由于温度影响水的表面张力和粘滞性，另一方面是由于温度影响密封土柱中空气的含量。

The size of the anchor bolt cleading and the aperture therein should be identical with that of the base plate in the upside structure.

地脚螺栓的套板，其尺寸及套板上的开孔与日后上部结构中柱脚底板的尺寸及开孔相一致。

Therefore, it is a high-throughput and high-selectivity technique for biological sample pretreatment. In this review, the theory, advantages, characteristics and current status of TFC in bioanalysis are introduced and summarized.

为此，本文介绍了涡流色谱技术的原理及优势，并总结了不同涡流柱的特点及其在生物样品分析领域中的应用情况。

Based on the quality, momentum, and energy conservation laws and the state equation, considering the momentum loss of gas column flowing and the complicated thermal conduction mechanism in the bore-hole and formation, the pressure and temperature calculating method is derived for single-phase gas flow in different positions of the bore-hole.

文章以质量、动量和能量三大守恒方程和状态方程为基础，考虑了流动气柱的动能损失以及井筒和地层中复杂的传热机理，推导出计算单相气流在井筒不同部位压力和温度的方法。

Aimed at spherical, cylindrical, conical and toroidal electrodes in electrical engineering, based on the corresponding coordinate transformation the randomly meshing surface BEM is put forward.

针对电气工程中常见的球、柱、锥和圆环形电极，建立相应的坐标系，提出了基于坐标变换，适用于任意网格剖分的曲面边界元方法。

Cr6+ treatment method for eluate of ion exchange resin column in treatment of plating waste water contaning chromium with ion exchange method was introduced.

介绍了用离子交换法处理含铬废水的离子交换柱的洗脱液中Cr6+的处理方法。

A HPLC method for determination of sorbic acid,benzoic acid and sodium saccharin in dairy drink was studied.The comparison of five methods of precipitating protein showed that the solution of potassium ferrocyanide and zinc sulfate as protein's precipitant was appropriate.

探讨含乳饮料中山梨酸、苯甲酸、糖精钠的HPLC含量测定方法，在比较5种沉淀样品中蛋白质的方法后，确定以亚铁氰化钾与硫酸锌溶液为沉淀剂，采用C18反相柱，以甲醇：乙酸铵溶液(0.02 mol/L)=15∶85为流动相，紫外230 nm检测，结合保留时间及二极管阵列检测器光谱分析信息定性。

The wind of early spring is sharp as scissor blade.

支持屋顶的三角形桁架中平行的直柱。

The practice indicates, the drill string vibration is inevitably.

钻井实践表明，在钻井过程中钻柱的振动是不可避免的。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。