What's the meaning "sand"?

Feng shui on hand sand, also known as shimonoseki, lower arm.Regardless of north and south, east and west, where the water side, referred to as, Liao Gong once said: "asked her how rich, and the sand to gather together;Asked her how to lean, under sand well run."Anyone who has sand laid hands on him, have the knot.As long as the hand mountain by overhand mountain pass, is auspicious, den before running water to the left, the left hand;Hole before water belongs to the right, the right to lay hands on.

Mountain to mountain under his left arm is longer than right, pocket on the right side of the landscape;To mountain were longer than the left hand against his right arm, the left pocket live landscape, this is called inverse, master lu.If laid hands on him shortening of the mountain, but hill, then become false.The more hands overlap closely, and make.Hands open, do not need to find.