This part of ISO 9250 presents a list of equivalent terms in English, French, Russian and Chinese related to the performance and dimensions of earth-moving machinery, these terms being thoroughly defined in other existing International Standards. Its purpose is to — facilitate the exchange of information in the field of earth-moving machinery, worldwide, and in particular by ensuring correct and consistant communication between users, — clarify the information flow among professionals (sales, after-sales service, engineering, spareparts distribution, etc.), — simplify customs operations and statistical surveys, and — make possible translation into the main languages used in the different markets. The terms are presented in alphabetical order, numbered, together with the reference number of the International Standard in which each of the terms is defined. NOTE In addition to terms used in the three official ISO languages (English, French and Russian), this document gives the equivalent terms in Chinese; these are published under the responsibility of the member body for China, SAC, and are given for information only. Only the terms and definitions given in the official languages can be considered as ISO terms and definitions.