教育学 [资源] 释 online course 网络课程 依托互联网环境, 在学与教的理论指导下，为达到特定的教学目标，组织实施相应的教学策略，呈现的教学内容和教学活动的总和。
计算机应用 基于网络的信息服务 释文 Web-based curriculum 网络课程
- irrigation requirement
- irrigations
- irrigation scheduling of pasture
- Irrigation Science
- irrigation system
- Irrigation system with reservoirs connected by canals in ancient China
- irrigation technology on grassland
- Irrigation warping soil
- irrigation water
- irrigation water demand
- irrigation water management in ancient China
- irrigation water productivity
- irrigation water quality sprinkler
- irrigation water source
- irrigation water source project
- irrigation water utilization efficiency
- irrigation with alternate wetting and drying in rice
- irrigation with plastic mulch
- irrigation works in ancient China
- irrigatong and drainage planning
- irritability
- irritable bowel syndrome
- irritant
- irritant contact dermatitis induced by cosmetics
- irritant gases poisoning