presetting的用法和样例：
词汇搭配
- frequency presetting device 频率预置器
- presetting circuit 预调电路,预调谐电路...
- presetting period 初凝期
- presetting bit 预置位
- presetting machine 预调机床
- presetting mechanism 预给器
- frequency presetting mechanism 频率预置机构...
- precision presetting machine 精密预调机床...
- presetting apparatus 程序控制装置,预整定...
