单项选择题
A.稠化剂B.交联剂C.乳化剂D.降阻剂
A.稠化剂B.交联剂C.防膨剂D.降阻剂
A.20~40Lbm/1000galB.30~60Lbm/1000galC.40~60Lbm/1000galD.50~80Lbm/1000gal