双泵GPA1-2-2-EK1(2)-20R6.3,双泵GPA1-4-4-E-20-R6.3,双泵GPA1-4-4-EK1(2)-20R6.3,双泵GPA2-6-6-EK1(2)-20R6.3,双泵GPA2-10-10-EK1(2)-20R6.3