EQ eq全拼 EQUAL等于 （equal）
NE ne全拼 NOT EQUAL不等于(not equal) 
GT gt全拼 GREATER THAN大于(greater than)
LT lt全拼 LESS THAN小于 (less than)
GE ge全拼 GREATER THAN OR EQUAL 大于等于 (greater than or equal)
LE le全拼 LESS THAN OR EQUAL 小于等于(less than or equal)