| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| QJ 2632-1994 |
Terminology for Target and Transmission Characteristics - Opticator |
480 (USD) |
via email in
1 business day
|
VALID
|
|
| QJ 2431.2-1993 |
Aerodynamics Terms - Test Part |
945 (USD) |
via email in
1 business day
|
VALID
|
|
| GA/T 1727-2020 |
Calibration specifications for speedmeter of photoelectrc screen target |
|
via email in
1 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 11669-1989 |
|
120 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 3241-1982 |
|
105 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 3239-1982 |
Expression of physical and subjective magnitudes of sound and noise in air |
45 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 3947-1983 |
|
1875 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| GB 3767-1983 |
|
225 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 6075-1985 |
|
150 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 3768-1983 |
|
150 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 4129-1984 |
|
45 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 3240-1982 |
Preferred frequencies for the acoustical measurement |
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JB/DQ 3117-1985 |
|
45 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 1251.1-1989 |
Danger signals for work places－Auditory danger signals |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| JB/T 7705-1995 |
|
|
via email in
1-3 business day
|
|
please email coc@codeofchina.com for quotation
|
| GB 4963-1985 |
Normal equal-loudness contours for pure tones under free field listening conditions |
105 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| JB/T 7558-1994 |
|
1695 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| GB 5266-1985 |
Measurement of the longitudinal wave velocity and attenuation for underwater acoustical materials; Pulse-tube method |
135 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
|
|
