灌溉用PVC地上低压管|沙特标准|SASO-ISO-16149
SASO-ISO-16149
Agricultural irrigation equipment – PVC above-ground low-pressure pipe for surface irrigation – Specifications and test methods
农业灌溉设备地面灌溉用PVC地上低压管规范和试验方法
灌溉用PVC地上低压管|沙特标准|SASO-ISO-16149
SASO-ISO-16149
Agricultural irrigation equipment – PVC above-ground low-pressure pipe for surface irrigation – Specifications and test methods
农业灌溉设备地面灌溉用PVC地上低压管规范和试验方法
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