compulsory, single

—

Indicates the step width for the increment of the tank volume in cubicmetres [m^3], given as a real number, for the output of a "maximum bottom time table" (see also <calculatebottomtimetable>).

<bottomtimetablescope>

—

<bottomtimetablescope>, <tankvolumebegin>, <tankvolumeend>

(see also <bottomtimetablescope>)

<!-- step width for tank volume increment 5 Litres -->
<tankvolumestep>0.005</tankvolumestep>