Experiments show that the designed DC DC convertor's output voltage precision is high, the antijamming ability is strong and the adjustable performance is fast and smooth.
实验结果表明，用这种方法所研制的电动汽车DC DC变换器输出电压精度高，抗干扰能力强，调节特性快速、平稳。
Double patch nail using adjustable of high-strength stopper resilient structure can effectively stop hanging wheel or separation from the stopper. Strong crash resistance and better durability.
板式和夹式双重挂片，限位器采用可调式高强度弹性限位结构，能有效地实现吊轮限位器与吊轮主体间的结合与分离，防撞力大，耐用性更好。
The solid-free organic salt solution is applied to based-phase for work fluids because of their adjustable density, low viscosity, and strong inhibition and so on.
由于有机盐无固相水溶液密度可调范围大、溶液粘度低、抑制性强等特点，得以作为油气井工作液的基液在钻井、完井、试油等作业中推广应用。
They have characteristic of low melting point, low vapor pressure, adjustable acidity, strong solubility and high viscosity.
它具有熔点低、蒸气压小、酸性可调及良好的溶解度、粘度和密度等特点。
Aerial support structure: beam and stander made from galvanizing steel, adjustable height, strong and durable, easy to install.
架空支撑结构：采用镀锌钢制造的横梁、支架、高度调节范围大，坚固耐久，安装方便。
Aerial support structure: beam and stander made from galvanizing steel, adjustable height, strong and durable, easy to install.
架空支撑结构：采用镀锌钢制造的横梁、支架、高度调节范围大，坚固耐久，安装方便。
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