中隔膜

The membranes may have means to center the membranes over the ostium.

隔膜可以具有使隔膜对中定位在附件口上的装置。

This pressure/temperature relationship causes the duplex diaphragm to expand uniformly, closing the orifice opening in a replaceable stainless steel seat with a self-centering corrosion-resistant and hardened stainless steel diaphragm valve.

这种压力/温度关系导致双隔膜能够以相同的速度膨胀，关闭可更换不锈钢阀座内的节流孔的开口。这种疏水阀配置能够自动置中的耐腐蚀硬化不锈钢隔膜阀。

Fruit tardily dehiscent siliques, linear, terete, 4-angled, or slightly latiseptate, sessile; valves with a prominent midvein, torulose; replum rounded; septum complete, membranous; style obsolete or short; stigma conical, 2-lobed, lobes prominent, connivent or free, decurrent.

缓慢开裂的果长角果，线形，，四棱形，具宽隔膜的或稍，无梗；裂爿具一突出中脉，近念珠状；假隔膜绕行；隔膜完全，膜；花柱废退的或短；柱头圆锥状，2裂，裂片突出，或离生，下延。

Fruit dehiscent siliques, linear or rarely elliptic-linear, terete, 4-angled, or latiseptate, sessile or shortly stipitate; valves with a prominent midvein and distinct marginal veins, mostly glabrous, smooth or torulose; replum rounded; septum complete; style obsolete or to 5 mm; stigma capitate, entire or slightly 2-lobed.

果开裂长角果，线形或很少椭圆形线形，，四棱形，具宽隔膜的或，无梗或具短柄；多数，突出中脉和离生边缘脉的裂爿，平滑或；假隔膜绕行；隔膜完全；花柱废退的或到5毫米；柱头头状，全缘的或稍2裂。

Fruit dehiscent siliques, linear or rarely oblong, terete, 4-angled, or latiseptate, sessile or shortly stipitate, segmented; valvular segment dehiscent, 4-46-seeded, longer than terminal segment, smooth or torulose, valves with a prominent midvein and obscure lateral veins; terminal segment seedless or 1(-3)-seeded; replum rounded; septum complete, translucent or opaque, veinless or with a distinct midvein; style obsolete or distinct; stigma capitate, entire or 2-lobed.

果开裂长角果，线形或很少长圆形，，四棱形，具宽隔膜的或，无梗或具短柄，裂片；开裂的瓣裂裂片，4-46种子，长于顶生裂片，近念珠状的平滑或，裂爿具一突出和不明显侧脉；顶生的裂片无籽的或1(-3)种子；假隔膜绕行；完全的隔膜，不透明的半透明或，无脉或具一离生中脉；花柱废退的或离生；柱头头状，全缘的或2裂。

Fruit dehiscent siliques, linear, oblong, or lanceolate, latiseptate, sessile; valves papery, with a distinct midvein, glabrous or puberulent, torulose; replum rounded, covered by connate valve margin; septum complete, membranous, translucent, veinless; style obsolete, rarely to 0.5 mm; stigma capitate, entire or slightly 2-lobed.

果开裂的长角果，线形，长圆形，或披针形，具宽隔膜，无梗；纸质的裂爿，具一离生中脉，无毛或具微柔毛，近念珠状；假隔膜绕行，被合生的阀门边盖住；隔膜完成，膜质，半透明，无脉；花柱淘汰，很少对0.5毫米；柱头头状，全缘的或稍2裂。

Fruit dehiscent siliques or silicles, linear, oblong, ovoid, lanceolate, or ellipsoid, terete or latiseptate, sessile or shortly stipitate; valves with a distinct midvein, smooth or torulose; replum rounded; septum complete, membranous, translucent; style obsolete to 2.5 mm, persistent; stigma capitate, entire or rarely 2-lobed, Seeds uniseriate, wingless, oblong, plump; seed coat reticulate, not mucilaginous when wetted; cotyledons incumbent.

开裂的果长角果或短角果，线形，长圆形，卵球形，，或椭圆形，具宽隔膜的圆柱状或，无梗或具短柄；裂爿具一离生中脉，滤波或；假隔膜绕行；隔膜完全，膜，半透明；对2.5毫米废退，宿存的花柱；柱头头状，2裂的全缘或很少，单列的种子，无翅，长圆形，肥厚；网状，不黏的种皮被弄湿；子叶现任。

In the process of developing high-pressure and largh-flux diaphragm pump,it put forward higher demand of producing high distortion ability and high lifetime rubber diaphragm.

在发展重载高压大流量先进隔膜泵过程中，对隔膜泵关键部件橡胶隔膜的大变形能力和使用寿命提出了更高的要求。

METHODS: Human bronchial epithelial cells and eosinophils were cultured or cocultured in separation, contact and Matrigel system.

将支气管上皮细胞和嗜酸粒细胞分别单独培养、接触共同培养、分隔共同培养（用分隔膜将两种细胞分隔在上、下两个池中不接触培养，两池中的培养液可以自由通过分隔膜孔）和在Matrigel中共同培养。

The main research work of this dissertation is as follows: Based on the chemical reaction engineering theory and the nitrobenzene electroreduction mechanism, the plate and frame electrolyzer was designed and applied to the process of electroreduction nitrobenzene to p-aminophenol. This dissertation measured the residence time distribution data of the electrolyzer by means of the pulse response method and studied the rule of flow pattern along with the current capacity change. Under different conditions ,this dissertation studied the cyclic voltammetry properties of nitrobenzene on different electrodes by means of the dynamic cyclic voltammetry method and the electrode materials applied to the NB electroreduction have been selected primarily.Baseed on the results of cyclic voltammetry tests, this dissertation used p-electrode systems to measure the steady-state- polarization curves of nitrobenzene on different electrodes in H-type diaphragm cell, and obtained each primary factor s influence rule and the exchange current density value of each electrode.And then on the basis of the conclusions of fundamental researchs upword, the effects of influence factors on the the yield of p-aminophenol and the current efficiency,such as electrode material, current density, quantity of electricity circulated, nitrobenzene concentration . sulpuric acid concentration and so on, have been studied in detail in the systems of hign temperature , strong acidity and oxygen-poorthrough a series of electrolysis experiments in this paper.After all using Pb as anode Monel metal as cathode Dupont Nafion 417 cation-exchange membrane as membrane, this dissertation obtained the optimum technological condition: reaction temperature about 85C, current density 500A m-2, sulphuric acid concentration 20%wt.

论文的主要研究工作为：运用化学反应工程理论，结合硝基苯的电还原机理，设计出用于硝基苯直接电还原合成对氨基苯酚实验的板框式电解槽，并利用脉冲响应法测定了该板框式电解槽的停留时间分布数据，研究了流型随流量变化的规律；通过动态循环伏安法研究了硝基苯在不同电极上、不同条件下的循环伏安特性，初步评选出了用于硝基苯电还原的电极材料；结合循环伏安的测定结果，在H型隔膜电解槽中采用三电极体系测定了硝基苯在不同电极上、不同条件下的稳态极化曲线，得到了各主要因素的影响规律及硝基苯在各个电极上电还原的交换电流密度数值；在基础研究结论指导下，采用板框式电解槽，在高温、强酸、贫氧系统中，进行了一系列的电解实验，分别考察了电极材料、电流密度、通电量、硝基苯浓度、硫酸浓度等因素对收率及电流效率的影响，最终选择以蒙乃尔合金电极作为阴极、铅合金为阳极、Dupont Nofion 417阳离子交换膜为隔膜，得到由硝基苯直接电还原制对氨基苯酚的最佳电解工艺条件：反应温度85℃，电流密度500A·m~(-2)，硫酸浓度20％wt。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。