Then through the tooth contact spot analysis the source of the gear whine was found.
针对阶次一致的传动部件，通过接触斑点分析，最终确定了啸叫的噪声源。
Notice the small area of contact (dulled gray spot on tooth).
请注意看那些不大的接触区域(齿牙上暗灰色的点)。
Methods: Micro spot method and drug membrane contact method.
方法：微量点滴法、药膜接触法。
Please tell me in advance in your post and contact me on the spot if you wanna take the job.
如果愿意的话请在帖子中说明，现场再和我联系确认一下。
Please tell us in advance in your post and contact us on the spot if you wanna take the job.
如果愿意的话请在帖子中说明，现场再和我们联系确认一下。
Please tell us in advance in your post and contact us on the spot if you wanna take the job.
如果愿意的话请在帖子中说明，现场再和我们联系确认一下。
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