1592952526000 1312632483000 term-1737 1616540933083 1312632485000 1615829353584 adlib fitz-online adlib-term-1737 32e89f29-04f2-3a33-aaae-c67d7480836c 2 1 emission, acoustic emission, acoustic term reference term-2554 adlib-term-2554 83e9902e-2b4b-3034-abd6-bd06c965a02e acoustic emission