introduce 引进，导入，提出
软件工程 释文 introduce 引入
- USSR's three declarations on China
- USSR Venera probe
- U.S. strategic offensive nuclear weapon
- ussuri fritillary bulb
- ussuri tachinid fly
- Ussuriysk
- U.S.-Taiwan Mutual Defense Treaty
- u state
- u-state
- U statistic
- U-statistic
- U-statistics
- Ustekinumab
- Uster statistics
- ustic moisture regime
- ustilagic acid
- ustilospore
- ustin
- Ustí
- Ust’-Kut
- usual absolute value
- usual basis
- usual condition
- usual hypothesis
- usual metric