选择给水用管道的原则是：物理机械性能良好，强度高，保证连续、安全、可靠供水；
The criteria of pipe selection include good physical and mechanical properties, high intensity, and sustaining and water supply reliable.
采用新型高活性聚合物多元醇GPOP-H45为原料，制备出机械性能良好的高回弹泡沫制品。
The high resilient foams with good mechanical properties were prepared by using novel high active polymer polyol GPOP-H45 as raw material.
本 实用新型光束模式好，金属零件加工后机械性能良好、尺寸精度和表面光洁度高，适用范围广。
The utility model has good beam mode, good mechanical properties of the metal parts being processed, high dimensional accuracy and high surface finish quality.
锦丝帆绸物理机械性能良好，经涂层防水处理后防水性能大大提高，且具有多种功能，适宜作军用淋浴帐篷等。
This nylon fabric with high performance has been developed. It is processed by coating and waterproof. This made it has many advantages. It suits for military shower tent etc.
该组合物具有良好的光学性能、流动性、稳定性和机械性能。
The composition possess good optical properties, flow, stability and mechanical property.
聚乙烯因其良好的绝缘性能和机械性能，广泛应用于电力电缆及电气设备绝缘领域。
Polyethylene has been widely used in power cables and electrical equipments because of its excellent insulating and mechanical properties.
橡胶芳烃油生产的充油橡胶具有良好的工艺性能和机械性能。
The oil-extended rubber obtained from rubber aromatic oil is of good processibility with satisfactory mechanical properties.
多臂机必须具有良好的机械性能，以适应织机的高速生产。
A dobby must have good mechanical property to fit high speed.
它具有良好的常温与高温机械性能。
It has satisfactory mecha deal properties both at room and elevated temperature.
保温性能、机械性能、防火性能良好。
Good performance of thermal insulation, mechanical, fire prevention.
拉伸断裂界面的的SEM分析也表明二种纤维与基体的粘接状态不好，但复合材料同样具有良好的力学机械性能。
SEM analysis of tensile rupture interface also indicates that two fibers with PMMA matrix bind not well, but their composites have good mechanical property.
这种合金能通过热处理获得良好的综合机械性能。
The combination of mechanical properties of this alloy can be well achieved by heat treatment.
聚合物成膜后的研究结果表明，该膜具有良好的机械性能和电化学性能，可能在质子交换膜燃料电池中得到应用。
They can be easily cast into tough membranes and show good mechanical and electrochemical properties. The polymers show good prospective usages in the proton exchange membranes fuel cell.
实践表明：工艺稳定，设备结构合理，产出的宽幅薄镍箔厚度均匀、纯度高、机械性能和表面性能良好。
The results show that the process is stable, the equipment structure is reasonable, the nickel foils produced have uniform thickness, high purity and good mechanical and apparent performance.
结果表明，棕叶纤维具有良好的物理机械性能，具有进一步研究开发价值。
Show that: the palm leaf fiber has good mechanical and physical properties and has a great value for further developing and studying.
高强度镀锌钢具有良好的机械性能、耐蚀性能和抗冲撞性能，因而被广泛应用在汽车车身及安全件制造上。
High strength galvanized steel is widely used in vehicle body and safety part manufacture for well mechanical performance, erosive - resistant performance and impact-resistant performance.
结果表明，它有较高的抗裂性和良好的焊接性，并能提高焊接接头的机械性能。
The test result show, it possess higher crack resistance, satisfactory weldability, and im-prove mechanical properties of the welded joint.
它具有良好的机械性能和化学性能，是适合的运送高压和腐蚀的空气，水。
It has good mechanical property and chemical property, which suits for the transportation of high pressure and corrosive air, water.
汽车转向节是汽车上应力最集中、形状最复杂的零件之一，需要具有良好的机械性能。
The automobile knuckle is one of the part with the most concentrated stress and complicated shape in the automobile, which demands upstanding mechanical property.
该复合材料不仅具有良好的机械性能和生物活性，而且表面布满微孔，更加有利于骨组织的生长。
The composite material not only has good mechanical property and bioactivity, but also is distributed with micropores on the surface and is more beneficial to the growth of bone tissues.
由于铝青铜良好的机械性能而被广泛地应用于各行各业中。
Aluminum bronze is widely used in every industry or trade because of the excellent performance.
该镍铸铁具有良好的耐蚀性能、较好的机械性能与满意的铸造性能。
The nickel cost iron has good corrosion resistance, better mechanical properties and satisfied casting properties.
简述了聚萘二甲酸乙二醇酯（PEN）的优异性能，诸如高耐热性，良好的机械性能，阻气性和防紫外线性等等；
The enhanced properties and performances of PEN such as high heat stability, better mechanical properties, steam and ultraviolet resistance were recounted briefly.
它具有良好的耐蚀性能、较好的综合机械性能与铸造性能。
It had good corrosion resistance, better synthetical mechanical properties and casting properties.
帝元钢球具有精确的尺寸、圆整的几何形状，很高的硬度和良好的机械性能并具有耐磨损、不变形、不开裂的优异品质。
Diyuan steel ball is with precise dimensions, roundness of the geometric shape, high hardness, good mechanical properties and good wear resistance, no deformation, no breakage etc excellent quality.
钢结合金作为耐磨材料，由于其具有广泛的工艺特性和良好的综合物理机械性能及优异的化学稳定性，被广泛应用于工业生产各个领域。
Steel-bonded alloys have been applied into many industrial fields due to its attractive physical and mechanical properties, excellent chemistry stability and wide features of procedure.
聚氨酯作为一类具有良好的机械性能高分子材料，在很多范围内得到应用。
The polyurethane is used in many fields as one kind of polymer material with good mechanical capability.
介绍了以环氧树脂为基料，导电云母粉为导电体制成的浅色环氧油罐导静电涂料，该涂料具有良好的导电性、耐腐蚀性和机械性能。
Light colour anti-static coating for oil tank is formulated with epoxy resin as binder and conductive mica as conductor. The coating shows good conductivity, anti-corrosion and mechanical properties.
介绍了以环氧树脂为基料，导电云母粉为导电体制成的浅色环氧油罐导静电涂料，该涂料具有良好的导电性、耐腐蚀性和机械性能。
Light colour anti-static coating for oil tank is formulated with epoxy resin as binder and conductive mica as conductor. The coating shows good conductivity, anti-corrosion and mechanical properties.
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