... irrigation pipe 灌溉管 irrigation pipeline 灌溉管道 irrigation planning 灌溉规划 ...
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components of irrigation pipeline system 灌溉管道系统的组成
irrigation pipeline patterns 管灌模式
sprinkler irrigation pipeline nets 喷灌管网
pipeline of sprinkling irrigation [农工] 喷灌管路
pipeline irrigation systems 管道灌溉系统
low pressure pipeline irrigation 低压管灌
low-pressure pipeline irrigation 低压管道输水灌溉
Some hidden underground pipeline irrigation must be done before the trial can be hidden after passing.
埋地部分管道隐蔽前必须做灌水试验，试验合格后方可隐蔽。
This will promote the farther spread of permanent pipeline sprinkler irrigation system.
为促进固定式管道喷灌系统的进一步推广提供了新的证据。
The plastic hose has been broadly used in farmland irrigation of low pressure water transfer pipeline.
塑料软管被广泛应用于农田低压输水灌溉，但至今其水力特性仍未被充分研究。
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