Техническая Спецификация для Steinberg WAVELAB 8.5 RETAIL SOFTWARE 45370

You can find most context menu commands in the main menus, but some 
commands are only available in context menus. When you search for a function, 
right-click the current working window to check if it has a context menu.

Context menu in the wave window

In the Audio Files workspace, you can display a time and a level ruler in the wave 
window. In the Audio Montage workspace, you can display a time ruler in the 
montage window.

You can also determine which time and level units the rulers show.