cluster system的用法和樣例：
例句
- The space-time cooperative diversity scheme based on liner dispersion codes outperforms in BER performance the traditional OSTBC cooperative diversity scheme in a high rate system.
摘要在協(xié)作分集系統中使用線(xiàn)性分散碼進(jìn)行空時(shí)協(xié)作，在高速率的情況下，誤碼率性能要優(yōu)于傳統的正交分組空時(shí)碼空時(shí)協(xié)作分集系統。
