107.某多轴桨叶直径为254mm,螺距为127mm,请写出该桨叶的型号(无提示)

107.某多轴桨叶直径为254mm,螺距为127mm,请写出该桨叶的型号(无提示)

A.25*13

B.10*50

C.1050

正确答案是C