development cycle

• 发展周期,开发周期

development cycle的用法和样例：

例句

1. It always is an inseparable part of the research and development cycle.
   它总是研究和开发周期中的一个不可缺少的部分。
2. "A-bomb, H-bomb and nuclear-powered submarine"
   两弹一艇
3. A vector-hydrophone array simulator can generate the target radiated noise and the ambient noise.Its application can effectively shorten the developing cycle of a digital sonar.
   模拟器可以模拟实际海洋环境中目标的辐射特性和噪声特性，应用模拟器可以有效地缩短声纳的研制周期。