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- The earphones for air conduction and bone conduction testing were TDH-39P and Radioear B-71 models, which accorded with GB/T 4851.1 and GB/T 485 4.3 criteria after adjustment. The impedances of electrode were all less than 5 k ? 气、骨导测试所用耳机分别为TDH-39P和RadioearB-71;经校准;符合GB/T4854.;1与GB/T4854
- air conduction tests 气导试验, 气导测听
- Conduct test verification and source surveillance. 执行测试确认和资源准备.
- Continue to conduct tests on new digital audio broadcasting technology. 继续就新的数码声频广播技术进行测试。
- Conduct testing method transfer from other labs. 执行从其他实验室检验方法的转移。
- Methods: T o measure the subjects' pure-tone threshold of hearing by air conduction with th e help of an audiometer. 方法:用听力计测试受试者纯音气导听阈。结果:听力正常的为62.;7%25;
- They have been conducting tests since a week ago. 他们一直在进行试验,有一个星期了。
- Methods: To measure the subjects pure tone threshold of hearing by air conduction with the help of an audiometer. 方法:用听力计测试受试者纯音气导听阈。
- The tougher inspectionswould allow the IAEA to conductenvironmental testing of the air and soil and to conduct tests in undeclared areas with short notice. 强制核查将允许国际原子能组织指导人们对空气和土壤进行测验,并在秘密地区做简单记录的测验。
- The difference of the average air conduction hearing levels was significant between the positive and negative DPOAE groups at high frequency (P<0.01). DPOAE高频未检出组的高、低频气导平均阈值明显高于检出组(P<0.;01)。
- The tougher inspections would allow the IAEA to conduct environmental testing of the air and soil and to conduct tests in undeclared areas with short notice. 强制核查将允许国际原子能组织指导人们对空气和土壤进行测验,并在秘密地区做简单记录的测验。
- The components testing lab can conduct test on fuel pump, exhaust system, air blower, water pump, oil pump, and different kinds of electrical appliances, etc. 零部件试验室可以进行油泵、气道、气泵、水泵、机油泵、电器等多种试验。
- China conducted tests of the JL-2 in 2002 and last year. :“中国测试在 2002 和去年.;进行了JL-2的试验。
- We are not affiliated with any third parties that conduct tests using this service. 我们不隶属于任何第三方进行测试,使用这项服务。
- Conduct test on wastewater treatment, RO, Paint, phosphate, degrease, metal working fluid, cleanness. 常规测试包括废水处理;工业纯水;喷漆;磷化;脱脂;切削液;清洁度等.
- Conduct test on wastewater treatment, RO, Paint, phosphate, degrease, metal working fluid, cleanness. 常规测试包括废水处理,工业纯水,喷漆,磷化,脱脂,切削液,清洁度等.
- Conduct test by test plan, understand all Standard Operations Procedures (SOPs) and ensure all tests are in accordance with SOPs. 根据测试计划进行试验,理解标准操作规范并保证所有的测试按照规范操作。
- Conduct test according to the test plan, test schedule and test instruction, record test data. 根据检测计划、日程及方法,实施检测,确保检测按时完成,记录检测数据。
- In construction of signalling system in station, the station conduction test needs to be done to verify the correction of signalling equipment interlocking. 在车站信号工程的施工中,开通前都要进行车站联锁导通试验,以验证信号设备联锁的正确性。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。