TL

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Related to sound transmission loss: field sound transmission class

TL

1. The ISO 3166-1 alpha-2 code for the Democratic Republic of Timor-Leste (East Timor). This is the code used in international transactions to and from East Timor's bank accounts.

2. A former ISO 3166-2 geocode for East Timor. This is used as an international standard for shipping to East Timor.
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References in periodicals archive ?
NVH performance of carbon fiber panels can be determined with damping and sound transmission loss measurements.
Sound transmission performance of carbon fiber composite panels was tested mainly in the small sound transmission loss chamber as shown in Figure 5.
Figure 6 shows the sound transmission loss (STL) test results of 4.
An additional set of samples were analyzed for sound transmission loss, which demonstrate monolithic acoustic properties in comparison with laminated constructions demonstrating constrained layer damping properties; those acoustic enhancements can be seen in the Figure 6.
When using laminated constructions, which are standard for the windshield position, The Mass Law is also apparent in sound transmission loss testing.
The sound transmission loss of a dense concrete partition has been measured in laboratory by placing the element under test in an opening between two adjacent reverberant rooms.