According to the passage, more and more tiny e-noses are meeting the requirements of human noses because of______.
A: improvements in chip technology and pattern-recognition' techniques
B: disease detection and disaster prevention
C: expensive prices and prompt introduction of the models
D: improvements in the olfactory abilities of our built-in sensors
A: improvements in chip technology and pattern-recognition' techniques
B: disease detection and disaster prevention
C: expensive prices and prompt introduction of the models
D: improvements in the olfactory abilities of our built-in sensors
举一反三
- It can be learned from the passage that______. A: the artificial noses are even better than the human noses B: it has not taken long for the artificial noses to be introduced to the market C: the attempts of the artificial noses to imitate the olfactory abilities have been largely unsuccessful D: the artificial noses have their own advantages over the human noses
- ______ is our belief that improvements in health care will lead to a stronger, more prosperous economy.
- According to the passage, there are more myths about the common cold than any other human disease because ______. A: it spreads more quickly B: it is the most widespread illness C: the climate of the world is getting colder and colder D: few people can catch colds
- A tunnel would be ______. A: less expensive to be built than a bridge B: more expensive to be built than a bridge C: less expensive to be built than a rail D: more expensive to be built than a rail
- Compared with adults, children are ______. A: more susceptible to colds and flu B: more likely to touch their faces and noses C: more careful about their appearances D: washing their hands more frequently