这些对提高腐蚀系数K值起了积极的作用。
These are important for increasing the etching coefficient K.
取消碱处理可以有效地提高铝箔的腐蚀系数；
The corrosion coefficient of Al foil can be increased by omitting alkaline treatment.
抗腐蚀性能好，尤其是抗海水腐蚀优于高抗硫波特兰水泥，抗腐蚀系数大于1。
Good corrosion resistance, especially for seawater corrosion is better than highly resistant Portland cement and the corrosion resistance coefficient is larger than1.
这表面有极高的硬度（60局。），耐磨性和耐腐蚀性，低摩擦系数。
This surface has extreme hardness (60 RC. ), excellent wear and corrosion resistance, and low coefficient of friction.
但由于COD规装卡位置或试样型式的改变，必须求出相应的柔度系数才能方便地进行腐蚀环境下的各类试验。
According to changing of location for COD gauge installed in test sample type, must resolve the compliance coefficient, which can be suitable to carry out the testing.
具有结构先进，密封性好，抗拉强度高，耐腐蚀，高弹性，自润滑性能好，摩擦系数低等特点。
This product possess advanced structure, good sealing performance, high tensile strength, corrosion-resisting, good elasticity, good self-lubricating character, small friction coefficient, etc.
腐蚀介质和介质温度对沟槽腐蚀敏感性系数无显著的影响。
The corrosive solution and test temperature have no apparent effects on the grooving corrosion sensitivity coefficient.
管表面有极大的硬度(60钢筋混凝土。)，良好的耐磨性和耐腐蚀性，低摩擦系数。
The tube surface has extreme hardness (60 RC.), excellent wear and corrosion resistance, and low coefficient of friction.
可清洗钢铁、铜、铝及陶瓷材料，对金属腐蚀性小、安全系数高。
It can clean steel, copper, aluminum and ceramic material with high safety coefficient and little corrosion to metal.
具有耐高温、耐腐蚀、耐热冲击、低导热系数、高电绝缘强度和高弹性模量等特性。
With a high temperature, corrosion resistance, heat shock, low thermal conductivity, high electric insulating strength and high elastic modulus properties.
在已知的塑料中，四氟具有最好的耐腐蚀性，不老化，油封低磨擦系数，耐磨擦。
It has the best chemical corrosion resistance among known plastics. Without being aging, lowest friction coefficient, wear resistance.
它们的特点包括一个非常低的摩擦系数，高的耐压力，非常高的剪切稳定性和优良的防腐蚀保护。
Their characteristics include an extremely low coefficient of friction, high resistance to pressure, very high shear stability and excellent protection against corrosion.
其优点是编织科学、耐磨损、耐老化、耐腐蚀、防暴晒，伸缩性低，安全系数高。
The advantage is weaving science, wear resistance, aging resistance, corrosion resistance, anti-exposure, low flexibility, high safety factor.
在试样的表面性能方面，发现注入后的表面硬度、摩擦系数、防腐蚀能力得到了明显的增强。
Moreover, the performances of sample surface, such as microhardness, friction coefficient and corrosion resistance are evidently enhanced.
该系统为不含六价铬的锌铝片防腐涂料，为工业界提供了在防腐蚀、稳定摩擦系数及抗化学腐蚀领域的一个最佳选择。
Such system does not contain Chrome VI and offers the best choice for industry in corrosion protection, consistent torque-tension values and chemical resistance.
但是奥氏体不锈钢的硬度低、耐磨性差、摩擦系数大；在卤素离子环境下易被腐蚀等弱点限制了它的应用范围。
However, its low hardness and poor wear resistance, as well as a tendency to corroding under the halide ion environment, limit its applications.
但是奥氏体不锈钢的硬度低、耐磨性差、摩擦系数大；在卤素离子环境下易被腐蚀等弱点限制了它的应用范围。
However, its low hardness and poor wear resistance, as well as a tendency to corroding under the halide ion environment, limit its applications.
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