工学 工程水力学 释 drop 跌水 使上游渠道水流自由跌落到下游渠道的连接建筑物。
drop ①滴 ②下落，降落
数据库 数据库管理系统及其实现技术 释文 drop 撤销
- seating space operating range
- Seat of Pingjiang Prefecture
- sea trial
- sea trial of nuclear power plant
- sea trial specification
- seat sore
- seat stabilizing device
- SEATS分解
- Seattle
- Seattle Chinese Garden
- Seattle Gas Works Park of America
- Seattle Policewomen
- Seattle Post-Intelligencer
- sea turtle
- sea urchin
- SEA view
- seawall at the south bank of Qiantang river
- seawall in China
- seawall in north Jiangsu province
- seawater absorption attenuation measuring instrument
- seawater ammonia nitrogen measuring instrument
- sea water chemical resources
- seawater chemistry
- seawater circulating cooling technology
- seawater cooling technology