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4 PVC-dan poyabzal ishlab chiqaradigan olamida foydalanishning asosiy foydasi
Poyafzal dizayni va ishlab chiqarish dunyosi so'nggi ikki asr davomida ishlab chiqilgan.Butun shaharga xizmat ko'rsatadigan bitta koblerga ega bo'lish kunlari yo'qoldi.Sanoatning industrializatsiya qilinishi ko'p o'zgarishlarga olib keldi, siz poyabzalni selga qanday tayyorlanadi ...Ko'proq o'qish -
Poyabzal sanoatida ideal material
Poyafzal sanoati sanoat yuqori mexanik qarshilik, ishlov berish, innovatsiya va yuqori turdagi tashqi ko'rinish materiallarini talab qiladi.PVX aralashmalar ushbu talablarni qondirish uchun moslashtirilgan.PVX tarkibini shakllantirish t ...Ko'proq o'qish -
PVX tarixi
Birinchi marta PVX 1872 yilda tasodifiy tasodifan nemis kimyogari Egoven Baumann tomonidan kashf qilindi.U vinil xloridning shishasi sifatida sintez bo'lib, u polimerizatsiya qilingan quyosh nuriga tushib qoldi.1800 yillarning oxirida guruh ...Ko'proq o'qish
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