| |||
ligninsulfonic acid | |||
| |||
lignin sulphonic acid; lignine sulphonic acid | |||
| |||
lignosulfonic acid |
木质 磺酸 : 43 phrases in 8 subjects |
Chemistry | 2 |
Drilling | 6 |
Earth sciences | 1 |
Engineering geology | 2 |
General | 2 |
Oil / petroleum | 14 |
Technology | 14 |
Water resources | 2 |