Diaphragm valves cannot be repaired or adjusted in the field.
不能在现场修理或调整隔膜阀。
2
The All Stainless Steel Pressure Gauge has an internal compensating diaphragm and a filling plug for field filling.
全不锈钢安全 压力表顶部设有充液塞及一个内部补偿膜片，可在现场充液。
3
Roentgenographic findings include the shadow appears in pulmonary field(18/20), pleural effusion (6/20), decrease of lung markings(3/20)and elevation of the diaphragm, etc.