笼型异步电动机不可以通过人为改变电动机的机械特性
A. 对
B. 错
Taking short steps is a safer and usually more successful approach to product developing because ___________.
A. development a revolutionary technology for use in a new product is risky and prone to failure
B. taking short steps can save more capital and resources
C. shorter steps are more difficult
D. massive research can speed up the product cycle.
The idea that engineers need to create a new design to solve every problem is obsolete because __________.
A. you can firstly browse the Internet or other information system to see if somebody else has already designed something is close to what you need
B. you may discover somebody already has manufacturing drawings, numerical control programs, and everything else required to manufacture your product.
C. you can focus your professional competence on unsolved problems
D. All of the above answers.
_________ can be directed to help the manufacturer drop-ship product to the customer when the product is completed.
A. Computer designers
B. Remote manufacturing
C. Product carriers
D. Product designers
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