______ the first of the three requirements, it is obvious that stable stability is needed to maintain shape.
举一反三
- An invention is a solution to a specific technological problem, which may be a product or a process and generally has to fulfil three main requirements: it has to be new, not obvious and there needs to be an (5).
- Vast sums are needed to maintain the ___ in this country.
- 25.Green is favored by most people. Green is the symbol of ( ). A: stable B: stability C: turmoil D: attack
- 6 Their government said that they had to use force to maintain social stability,but many people_______that it wouldn’t______stability and harmony.
- According to the shape and processing requirements, programmer compiles machining process into machining program.（） A: 对 B: 错