bridge opening contraction
桥孔压缩
热门单词
- ammonium silicofluoride
- ammonium soap
- ammonium sodium oxalate
- ammonium soil
- ammonium stannic chloride
- ammonium stearate
- ammonium succinate
- ammonium sulfamate
- ammonium sulfate
- ammonium sulfate fractionation
- ammonium sulfhydrate
- ammonium sulfide
- ammonium sulfite
- ammonium sulfocyanate
- ammonium sulfocyanide
- ammonium sulfoichthyolate
- ammonium sulphate
- ammonium super
- ammonium-syngenite
- ammonium tartrate
- ammonium tellurate
