FD3B-T5A-LBN,FD3B-T5A-LBV,FD3B-T5A-KBN,FD3B-T5A-KBV,FD3B-T5A-HBN,FD3B-T5A-HBV,流量控制閥(全調(diào)型節(jié)流閥補(bǔ)償附止回)