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Gaz markalarini baholash uchun asosiy sifat mezonlari
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Product provides essential characteristics for evaluating gas brands, including purity, chemical composition (methane, propane, butane ratios), and heating value determination
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Premium Content
Gaz markalarini baholash uchun asosiy sifat mezonlari
5,000so'm
Betlar soni
13 taFayl hajmi
1.11 MBFayl turi
.pptx
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