<ul>
<li><b>Origin and base vectors</b></li>
<ul>
-<li><b>Length of base vectors</b> - allows to define a length
+<li><b>Length of base vectors</b> - allows to define the length
of base vectors.</li>
<li><b>Auto create</b> - allows to automatically create a point
of origin and three base vectors of the rectangular coordinate
-system immediately after activation of the module.</li>
+system immediately after the module activation.</li>
</ul>
</ul>
<hr>
\image html image109.png
-\n <center><b>Graduated axes</b> - allows to define parameters of axes
-and graduate them (available only with Open CASCADE 6.3 service pack 10)</center>
+\n <center><b>Graduated axes</b> - allows to define axes parameters
+and graduate them.</center>
\image html graduatedaxes2.png
<ul>
<li><b>Is visible</b> - if checked the axis name is displayed in the
viewer.</li>
-<li><b>Name</b> - allows to redefine the name of the axis.</li>
-<li><b>Font</b> - allows to define color of the font of
-axis name.</li>
+<li><b>Name</b> - allows to redefine the axis name.</li>
+<li><b>Font</b> - allows to define the font color of the axis name.</li>
</ul>
<li><b>Labels</b></li>
<ul>
viewer.</li>
<li><b>Number</b> - allows to define the number of labels.</li>
<li><b>Offset</b> - allows to define the distance between labels.</li>
-<li><b>Font</b> - allows to define color of the font of
-labels names.</li>
+<li><b>Font</b> - allows to define the font color of labels names.</li>
</ul>
<li><b>Tick marks</b></li>
<ul>
<ul>
<li><b>Stream Lines Preferences</b></li>
<ul>
-<li><b>Used points</b> - allows to define a default value of percentage
+<li><b>Used points</b> - allows to define a default percentage
of points used for building the Stream Lines presentation.</li>
</ul>
</ul>
or [-] keyboard buttons.</li>
<li><b>Modification Mode</b> - allows choosing between \b Arithmetic
and \b Geometrical progression used for zooming</li>
-<li><b>Show static trihedron</b> - allows to show/hide static trihedron
+<li><b>Show static trihedron</b> - allows to show/hide the static trihedron
located in the bottom-left corner of the viewer.
</ul>
<li><b>Spacemouse</b> - a mouse-like manipulator device specially designed
<ul>
<li>
-<b>Shortcuts settings</b> widget allows to define custom shortcuts for the presented actions.
-<br>To change keyboard sequence for the certain action - select the action and press desirable
-keys combination.
+<b>Shortcuts settings</b> widget allows to define custom shortcuts for
+various operations.
+<br>To change keyboard sequence for a certain action - select the
+action and press the custom keys combination.
</li>
</ul>