“International Mail Exchange”的概念、定义、翻译、参考文献-科学参考

单词	International Mail Exchange
释义	International Mail Exchange Encyclopedia 工学邮政设施释 International Mail Exchange国际邮件互换局与境外邮政机构有直接封发和接收邮件总包关系的邮局。其任务是向境外邮政机构封发邮件总包和接收、开拆、处理境外邮政机构发来的邮件总包，并兼有经转局和设关局的业务功能。
随便看	method of successive relaxation method of successive substitutions method of summation method of summation by parts method of superposition method of supplementary variables method of surface of section Method of Surveying method of sweeping out method of symmetrization method of tangents method of tax credit method of tax exemption method of transformation matrix method of translation criticism method of trial and error method of trigonometric sums method of two-stage least squares method of undetermined coefficients method of undetermined multipliers method of upper and lower functions method of variation of constant method of variation of constants method of variation of parameters method of variations

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