+ public int show_fraction(int width, boolean imperial_units) {
+ return 0;
+ }
+}
+
+class AltosPressure extends AltosUnits {
+
+ public double value(double p, boolean imperial_units) {
+ return p;
+ }
+
+ public double inverse(double p, boolean imperial_units) {
+ return p;
+ }
+
+ public String show_units(boolean imperial_units) {
+ return "Pa";
+ }
+
+ public String say_units(boolean imperial_units) {
+ return "pascals";
+ }
+
+ public int show_fraction(int width, boolean imperial_units) {