Answer: It can handle corrosive gases and provide reliable performance in harsh environments.
A. Price and brand B. Performance, price and brand C. Market demand and technological development D. Production date and transportation method Answer: C. Market demand and technological development
A. Brand and model B. Color and appearance C. Production date D. Answer to transportation method: A. make and model
Answer: The discharge pressure range is typically between [X] and [Y] bar.
Answer: It must meet strict standards for purity and reliability to ensure the quality of pharmaceutical products.
A. A few hundred yuan to several thousand yuan B. Thousands of yuan to tens of thousands of yuan C. Tens of thousands to hundreds of thousands of yuan D. Hundreds of thousands of yuan to several million yuan Answer: A. A few hundred yuan to several thousand yuan