长期以来，福斯gr系列人字齿型齿轮泵已成为一般工业的得力助手。
The Flowserve GR series, double-helical, herringbone type gear pumps have long been a workhorse of the general industry.
斯gax铸铁系列、人字齿型、齿轮泵是为处理低到中等流量和压力的粘性液体而设计的。
The Flowserve GAX cast iron series, double-helical, herringbone type gear pumps are designed to handle viscous fluids at low to medium flows and pressures.
斯gax铸铁系列、人字齿型、齿轮泵是为处理低到中等流量和压力的粘性液体而设计的。
The Flowserve GAX cast iron series, double-helical, herringbone type gear pumps are designed to handle viscous fluids at low to medium flows and pressures.
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