arrows set with dotted contour line

blue dots lines pointers standart document presentation bundle set direct indirect curved wavy bent round rounded circuitous corner angle angular helical winding wind helix spiral turning turn rotate rotating rotary anti-clockwise anticlockwise clockwise recycle circle closed cycle plain isolated systems system cooling-systems air-conditiong cooling fan air continious descending rising backforward outline contour dotted invisible arrow arrows pointer line direction heading stream lead tide downwash draft diagram explainer schematics plan drawing directional flow visible explainers vector transparent conditioning blueprint