Thursday, September 15, 2022
Saturday, August 31, 2024
Wednesday, January 24, 2024
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问题:低压管道输水灌溉系统按管网布置形式分为()。A、矩形状管网B、环状管网C、椭圆状管网D、“之”状管网E、树枝状管网
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问题:防治土壤盐碱化的水利技术不包括()。A、种植水稻B、井灌井排C、灌水冲洗D、放淤改良
Wednesday, January 3, 2024
Tuesday, September 3, 2024
Sunday, March 31, 2024
Monday, November 6, 2023
问题:()应当加强农田水利工作的组织领导,采取措施保障农田水利发展。A、乡镇人民政府B、农业行政主管部门C、水行政主管部门D、县级以上人民政府
Friday, June 23, 2023
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Thursday, August 31, 2023
Sunday, August 6, 2023
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Thursday, September 15, 2022
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