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DF-401��1��Ĥо��
Ĥ��ֱ�� = 4.81 cm����(n��i)����
�⚤���|(zh��) = Sch.- 80 - PVC
����\�Љ��� = 60 psi
����\�Мض� = 43° C
�Mˮ���� = 8 m3/h
�a(ch��n)ˮ�� = 0.1 m3/h
�V�� = 0.1 ��
����̎��Uˮ��С��
200 ����/��,��Ĥ���L ��= 1.8 m
����e = 0.14 m2