探讨了石墨添加量涂层厚度以及沸水浸泡等因素对屏蔽涂层电阻率、电磁屏蔽效能的影响规律。
The influences of amount of graphite, film thickness and immersion with boiling water on the resistivity and electromagnetic shielding efficiency of the coating were discussed.
在对长管道的涂层面进行电阻率测量时,可将管道分成若干段,通过极化电位和电流密度对涂层电阻车进行计算。
When coating surface resistivity test on a longer pipeline is conducted, the pipeline can be divided into several sections to calculate it with polarization potential and current density.
涂膜的厚度直接与沉积涂层的电阻成正比关系。
The film thickness is directly proportional to the resistance of the deposited coating.
影响印制板表面电阻的因素包括印制板材料、有无涂层(例如防焊漆或保形涂层),以及电路板的清洁。
Factors that affect the surface resistance of the board include the board material, the presence of coatings such as solder masking or conformal coatings, and board cleanliness.
叙述了涂层金属耐腐蚀性的几种电化学测定方法,例如直流电阻法、交流阻抗法、电位时间法、充电曲线法。
Several electrochemical determination methods to test the corrosion resistance of coated metals were described, such as DC resistor, AC resistor, potential time and charging curve.
铂丝缠绕电阻式温度探测器(RTD)采用非常精细的高纯度的铂线缠绕在陶瓷芯上,采用玻璃涂层密封。
Platinum wire wound Resistance Temperature Detectors (RTD) construction consists of very fine high purity Platinum wire wound onto a ceramic core and then hermetically sealed with a glassed coating.
地下管道涂层表面绝缘电阻是直接关系到阴极保护效果的一项重要参数。
The insulating resistance on the coating surface of buried pipelines is a very important parameter which is directly concerned with the cathode protection effect.
本文提出了在静电除尘器的收尘极板上涂上一层一定厚度、一定比电阻的导电涂层,来收集低比电阻粉尘的方法。
The paper provides a means of collecting low resistivity particles, which makes use of coating painted on the collecting electrodes of electrostatic precipitator(ESP).
涂层的电阻率随喷涂电流和H2流量的增大而减小。
The electrical resistivity of the coatings decrease with the increasing spraying current and H2 flow.
焊接涂铝钢首选的方法是电阻焊接,因为高温气焊和电弧焊毁坏涂层。
Somewhat higher spot-welding currents are needed than are used for unclad steel because of the low electrical resistance of the aluminum cladding.
研究了涂覆在铁板上的纯高聚物涂层在质量分数为0.03的氯化钠水溶液中的交流电容、电阻特性,以及与涂层耐蚀性的关系。
Alternating current impedance and corrosion resistance of polymer coatings on sheet iron have been investigated in aqueous solution of NaCl with mass ratio of 0. 03.
YBCO涂层导体与电阻并联,再与变压器串接,电流冲击由晶闸管控制导通和关断。
YBCO samples, in parallel with a resistor, are connected in series with a transformer whose current is controlled by thyristors.
在圆柱形的瓷管上固定了两个引出端子,陶瓷管表面上缠绕了扁带波浪形状的合金电阻丝,并在其表面涂覆一层具有阻燃,耐高温特性的涂层。
Two terminal extensions are fixd on both ends of a ceramic tube on whose surface winds wave-shapcd alloy resistance wire and a high temperature-resistant and fireproof coating are applied.
结合电化学阻抗、涂层体积电阻率及涂层形貌特征,拟定了一种无溶剂环氧涂层老化多因素综合评价方法。
EIS, coating's volume resistivity and coating's appearance feature were integrated for establishing a solvent-free epoxy coating aging comprehensive evaluation method.
结合电化学阻抗、涂层体积电阻率及涂层形貌特征,拟定了一种无溶剂环氧涂层老化多因素综合评价方法。
EIS, coating's volume resistivity and coating's appearance feature were integrated for establishing a solvent-free epoxy coating aging comprehensive evaluation method.
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