能连续、按比例地控制液压系统的 压力和流量，实现对执行机构的位置、速 度、力量的控制，并能减少压力变换时的冲 击。
R900929205 4WREE6W2-32-2X/G24K31/A1V
R900929575 4WRE10W3-64-1X/G24N9K4/M
R900929827 4WREE6W1-08-2X/G24K31/A1V
R900929889 4WREE6EA32-2X/G24K31/F1V
R900930845 4WRE6W1-16-1X/G24N9K4/M
R900931195 4WREE6V1-16-2X/G24K31/A1V
R900931319 4WREE10W3-50-2X/G24K31/A1V
R900931371 4WREE10W50-2X/G24K31/A1V
R900933073 4WREE10E25-2X/G24K31/A1V
R900933074 4WREE10W25-2X/G24K31/A1V
R900933075 4WREE10V25-2X/G24K31/A1V
R900933076 4WREE10E1-50-2X/G24K31/A1V
R900933077 4WREE10W1-50-2X/G24K31/A1V
R900933473 4WRE10E64-1X/G24N9K4/V
R900933474 4WRE10W1-64-1X/G24N9K4/V
R900933478 4WRE6E08-2X/GG24N9K4/V
R900933480 4WRE6W32-2X/GG24N9K4/V
R900933794 4WREE6E1-08-2X/G24K31/A1V
R900934365 4WRE10E32-1X/G24N9K4/V
R900934613 4WRE6W32-1X/G24N9K4/V
R900935426 4WREE6V1-08-2X/G24K31/A1V
R900936357 4WREE6V04-2X/G24K31/A1V
R900938420 4WREE6E04-2X/G24K31/A1V
R900939627 4WREE6W1-16-2X/G24K31/A1V
R900939866 4WREE10EA50-2X/G24K31/A1V
R900940033 4WRE10E1-64-1X/G24N9K4/V
R900940191 4WREE10EA75-2X/G24K31/A1V
R900940561 4WREE6V16-2X/G24K31/F1V
R900941264 4WRE6W08-2X/GG24N9K4/V
R900941623 4WREE6E16-2X/G24K31/F1V
R900942153 4WRE10E16-1X/G24N9K4/V
R900943094 4WREE10E50-2X/G24K31/F1V
R900943348 4WRE6W16-1X/G24N9K4/V
R900943381 4WRE10W2-64-1X/G24N9K4/M
R900943804 4WREE10V1-50-2X/G24K31/A1V
