A. Price and brand B. Performance, price and brand C. Service quality and reputation D. Production date and transportation method Answer: C. Service quality and credibility
Answer: It should be installed in a cool, dry place with adequate ventilation and away from sources of heat and moisture.
A. 5% B. 11% C. 20% D. 30% answer: B Analysis: For every 1000 meters increase in altitude, the air density drops by about 11%.
A. 1873 B. 1871 C. 1965 D. Answer in 2017: A. in 1873
Answer: It is widely used in medical, food and beverage, electronics, pharmaceutical, chemical, textile, and laboratory industries.