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upgrading

[ʌp'greɪdɪŋ] 动词
一般 modernizácia
 英语 词库
upgrading [ʌp'greɪdɪŋ] 名词
军队, 后勤 Renewal of obsolete military equipment by improving the design of individual components, altering its configuration, etc. , in order to improve performance and/or operational and technical characteristics. Upgraded equipment is indicated by a letter or number added to the original reference-code. (UKR/NATO)
upgrading
: 1 短语, 1 学科
财政1