二步法 | |
tech. | two-step method |
树脂 | |
environ. | resin |
forestr. | balsam |
hydroel.st. | resin; pitch |
met. | Chempro C-20; rosin |
ABS 树脂 | |
chem. | styrene-acrylonitrile-butadiene terpolymer |
MBS 树脂 | |
chem. | methyl methacrylate-butadiene-styrene |
| |||
two-step method | |||
two-step process |
二步法 : 12 phrases in 3 subjects |
Oil / petroleum | 1 |
Plastics | 7 |
Technology | 4 |