工学 〔智能空管〕 释 unmanned aircraft; UA 无人驾驶航空器 没有机载驾驶员操控，通过双向传输指挥与控制数据链路进行飞行活动的遥控驾驶或者自主驾驶的航空器。不包括航空模型、无人驾驶自由气球等。又称远程驾驶航空器。
网络与数据通信 网络应用 释文 mail user agent, user agent, UA 邮件用户代理
- distribution of industry
- distribution of integral points
- distribution of mineral resources
- distribution of mine ventilation quantity
- distribution of national income
- distribution of nuclear density
- distribution of nuclear matter
- distribution of order statistics
- distribution of population
- distribution of power non-residues
- distribution of power residues
- distribution of prime numbers
- distribution of prime numbers in an arithmetic progression
- distribution of primes
- distribution of productive forces
- distribution of rapeseed
- distribution of residual property
- distribution of sums
- distribution of tritium in the environment
- distribution of values
- distribution outlet
- distribution parameter
- distribution pattern of marine organism
- distribution patterns of rodent populations
- distribution photometer