释义 |
substitution weighing substitution weighing[‚səb·stə′tü·shən ‚wā·iŋ] (mechanics) A method of weighing to allow for differences in lengths of the balance arms, in which the object to be weighed is first balanced against a counterpoise, and the known weights needed to balance the same counterpoise are then determined. Also known as counterpoise method. |