noncontact definition

noncontact means that: 1) sample members failed to respond to numerous attempts to contact them, or 2) survey managers were unable to locate or to contact them.
noncontact means nothing more than the coming together of vehicles caused by close racing. Such coming together shall not be forceful enough to cause the leading vehicle to be placed in a different racing line involuntarily.
noncontact distances means that u¡¡ = 10 A and L = 5 A if