distortive造句怎么写

abuse starts leaks in many gate valves... lines used for footholds and handholds... unsupported lines and everyday knocks and bumps. Distortion tests show that NIBCO block valves resist the distortive forces which result from such abuse.

Among expenditure taxes, a flat tax-rate on final goods is less distortive than a panoply of excise taxes since it affects spending decisions less.