high-speed punch 高速冲床
high speed card punch 高速卡片凿孔机
high-speed tape punch 高速纸带穿孔机
high speed paper tape punch 高速纸带打孔机
high-speed paper tape punch 高速纸带穿孔机
high-speed card punch 高速卡片凿孔机
The lead frame structures of LET(light emitting triode)are much fine and with high yields, it is for high speed punch with very high precision and life.
发光三极管的引线框结构较为精细，产量很大，用高速冲床生产，对模具的精度和寿命要求很高。
On the basis of analysing composition and testing results of noise generated by high speed punch press the major noise sourse and the noise characteristics are pointed out.
在对高速冲床的噪声组成及其测试结果分析的基础上，指出了主要噪声源及噪声特性。
On the basis of analysing composition and testing results of noise generated by high speed punch press, the major noise sourse and the noise characteristics are pointed out.
在对高速冲床的噪声组成及其测试结果分析的基础上，指出了主要噪声源及噪声特性。
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