The problems such as noise, abnormal sound, heat and lubricating oil leakage of front gear box of DF 8b locomotive are analyzed in detail.
对东风8B型机车前变速箱存在的噪音、异音、发热和机油泄漏等问题，进行了详尽的分析。
Although the ear canal is typically occluded, the use of vents of various dimensions allows degrees of sound leakage into and out of the ear canal.
虽然通常情况下耳道是封闭的，不过通过使用不同直径的通气孔使得耳道还是可以获得一定程度的通气的。
The influence of the DFT leakage errors on the sound intensity measurement is analyzed and the simulation examples are presented.
分析DFT泄露误差对声强测量的影响，进行模拟计算。
This product has been very good to do environmental testing, the successful solution of the low-temperature humidity light color, abnormal sound, the phenomenon of leakage of powder.
本产品已做相当完善的环境测试，成功的解决了低温低湿色浅、异响、漏粉等现象。
This product has been very good to do environmental testing, the successful solution of the low-temperature humidity light color, abnormal sound, the phenomenon of leakage of powder.
本产品已做相当完善的环境测试，成功的解决了低温低湿色浅、异响、漏粉等现象。
应用推荐