标准调音频率
Standard tuning frequency

1982-12-31

Standard Tuning; Tuning-fork
标准调谐；音叉

1959-08-01

Acoustics — Standard tuning frequency (Standard musical pitch)
声学——标准调谐频率（标准音高）

1975-01-01

음향 — 표준 조율 주파수(표준 음악 음높이)
声学 - 标准调音频率（标准音调）

2014-12-31

Standard Tuning; Standard Musical Pitch
标准调谐；标准音高

1957-03-01

Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values
10 kHz至200 kHz音叉石英晶体元件和标准值的测量和试验方法

2009-04-30

Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values
10kHz至200kHz音叉石英晶体单元的测量和试验方法及标准值

2008-11-27

10kHz～200kHz音叉石英晶体元件的测试方法和标准值
Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values

2013-10-17

10 kHz ~ 200 kHz 범위 및 표준값에서 소리굽쇠 수정진동자의 측정 및 시험 방법
在10 Khz到200 Khz和标准值范围内调整叉石英晶体单元的测量和测试方法

2016-12-29

10 kHz ~ 200 kHz 범위 및 표준값에서 소리굽쇠 수정진동자의 측정 및 시험 방법
10 kHz至200 kHz范围内音叉石英晶体元件和标准值的测量和试验方法

2016-12-29

IEEE Standard for Power-Line Carrier Line-Tuning Equipment (30 kHz to 500 kHz) Associated with Power Transmission Lines
与输电线路相关的电力线载波线路调谐设备（30 kHz至500 kHz）的IEEE标准

2013-02-28

Terrestrial Trunked Radio (TETRA); Feasibility Study into the Implications of Operating Public Safety Sector (PSS) TEDS using the proposed "Tuning Range" concept in the 410 MHz to 430 MHz and 450 MHz to 470 MHz frequency bands
地面集群无线电（TETRA）；在410 MHz至430 MHz和450 MHz至470 MHz频带内使用拟议“调谐范围”概念运行公共安全部门（PSS）TED影响的可行性研究

2006-12-01

Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values (IEC 60689:2008); German version EN 60689:2009
10 kHz至200 kHz范围内音叉石英晶体元件的测量和试验方法及标准值（IEC 60689-2008）；德文版EN 60689:2009

2009-08-01