sector gate [水利] 扇形闸门
bottom sector gate 底部扇形闸门
gate sector
门行业
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The structure characteristics of sector feeder gate and its advantages was presented in this paper.
本文介绍了该新型料门的结构及其优点。
youdao
In a statement, the UFU president said Northern Ireland farmers had invested in a "birth to farm gate" traceability system in the local red meat sector, which was complemented by the Farm Quality Assurance Scheme.
BBC: Ulster Farmers' Union: Anger over horsemeat scandal
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