ບ້ານ
ກ່ຽວກັບພວກເຮົາ
ຜະລິດຕະພັນ
Asphalt Emulsifier
ຊີວະວິທະຍາ
HPC
ສະຫນາມນໍ້າມັນ
ລະດັບປານກາງ
ທາດປະສົມທາດອາຍພິດ
Anionic-Nonionic surfactant
Amphoteric surfactant
ຂ່າວ
ຖາມ-ຕອບ
ຕິດຕໍ່ພວກເຮົາ
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ທາດປະສົມທາດອາຍພິດ
ບ້ານ
ຜະລິດຕະພັນ
ທາດປະສົມທາດອາຍພິດ
ກົດ enter ເພື່ອຊອກຫາຫຼື ESC ເພື່ອປິດ
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