... pipe. 2. flexible and convenient. 3. 180 degree rotate. new machine in agriculture allocation standard: Main pipe diameter:6-5/8 ... supplyAdopt ground buried, standard is more than 6 inches. new machine in agriculture parallel guiding equipment: adopt 4 guiding ways: trench ... , the 2 roots hoses are used changing-over; the irrigation machine can walk continuously, designing a hydrant to change-over per ...