硬铝

The isoelectric point of diaspore in water is determined using la ser′s electrokenitic potential.

利用激光动电位测定一水硬铝石的等电点为pH=6.2。

The results show that the chief mineral is diaspore(size of 5 ~20 nm) and the iron minerals are hematite and limonite mainly, whose sizes are 0.5~3.0 mm.

研究结果表明： 2个样品中的铝矿物为晶体粒度细小的一水硬铝石(粒度为5~20 nm)；铁矿物主要为赤铁矿和褐铁矿，铁矿物嵌布粒度相对较粗(粒度为0.5~3.0 mm)。

Results of flotation show that the diaspore can be strongly depressed when BK501A is put into pulp,but it almost has not any effect on the flotability of kaolinite.

浮选试验表明，通过加大药量，一水硬铝石在广泛的pH范围内被抑制，而对高岭石的可浮性影响很小。

Influences of phosphates on the dispersion of diaspore, kaolinite, illite and pyrophyllite were systematically investigated by sedimentation experiments.

摘 要：采用沉降实验考查磷酸盐对一水硬铝石、高岭石、伊利石和叶蜡石分散行为的影响规律。

On the basis of the analysis of cold extrusion process for the duralumin drive wheel,the scheme,the drawing and the blank dimension of cold extrusion were worked out.

对硬铝主动轮的冷挤压工艺进行分析，确定了冷挤压零件图和冷挤压方案及毛坯尺寸，对零件冷挤压的变形程度进行了校核，计算了挤压吨位，拟定了挤压前的毛坯处理规范，并对模具结构进行了介绍。

Made of lightweight Duralumin, the addition of two outer springs makes the guitar easier to tune and provides much greater tuning stability.

轻质硬铝，两个弹簧除了制造外使吉他容易调节和调整提供了更大的稳定性。

Then, by the aid of the self-made piezoelectric vibration table, experiments of vibration drilling were done on duralumin (2A12) and stainless steel (0Cr18Ni9), and the aperture size, surface topography and surface roughness were tested.

在此基础上，利用自制的压电式振动工作台进行了硬铝和不锈钢的轴向振动钻削实验，并对孔径大小、表面形貌和表面粗糙度进行了测量。

Duralumin gasreducer:single stage type diaphragm pressure-reducing structure and stainless steel diaphragm are suitable for non- corrosive gas,standard gas,clean gas and mixed gas.

硬铝气体减压器：单级式膜片减压结构，不锈钢膜片，保证输出压力的稳定，适用于非腐蚀性气体、标准气体、纯净气体、与混合气体。

Duralumin gasreducer:Double stage type diaphragm pressure-reducing structure and stainless steel diaphragm are suitable for non- corrosive gas,standard gas,clean gas and mixed gas.

硬铝气体减压器：单级式膜片减压结构，不锈钢膜片，保证输出压力的稳定，适用于非腐蚀性气体、标准气体、纯净气体、与混合气体。

The head block is made from duralumin, and the back block is made from bronze. Heat-treated high strength chromium manganese steel bolts were used for binding the PZT elements.

为了获得高速和大推力，驱动头选用硬铝材料，后端盖选用黄铜，压紧螺栓选用镀铬高强度钢材料。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。