A.1:1
B.1:2
C.1.3:3
D.1.3:4
E.2:5
[单选题]高熔合金内层包埋料中,正硅酸乙酯水解液与纯石英粉调和比为()A . 1∶1B . 1∶2C . 1.3∶3D . 1.3∶4E . 2∶5
[单选题]高熔合金内层包埋料中,正硅酸乙酯水解液与纯石英粉调和比为()A.1:1B.1:2C.1.3:3D.1.3:4E.2:5
[单选题]高熔合金内层包埋料中,正硅酸乙酯水解液与纯石英粉调和比为()A.1:1B.1:2C.1.3:3D.1.3:4E.2:5
[单选题]高熔合金内层包埋料中,正硅酸乙酯水解液与纯石英粉调和比为()A.1:1B.1:2C.1.3:3D.1.3:4E.2:5
[单选题]高熔合金内层包埋料中,正硅酸乙酯水解液与纯石英粉调和比为()A.1:1B.1:2C.1.3:3D.1.3:4E.2:5
[单选题]高熔合金内层包埋料中,正硅酸乙酯水解液与纯石英粉调和比为()A.1:1B.1:2C.1.3:3D.1.3:4E.2:5
[单选题]采用正硅酸乙酯包埋料包埋,其最佳粉液比为A.3:1B.1:1C.4:1D.3:2E.5:1
[单选题]采用正硅酸乙酯包埋料包埋,其最佳粉液比为()A . 3∶1B . 1∶1C . 4∶1D . 3∶2E . 5∶1
[单选题]采用正硅酸乙酯包埋料包埋,其最佳粉液比为()A .3:1B .1:1C .4:1D .3:2E .5:1
[单选题,A2型题,A1/A2型题] 采用正硅酸乙酯包埋料包埋,其最佳粉液比为()。A . 3:1B . 1:1C . 4:1D . 3:2E . 5:1