[问题求助] 牵引造成回波的峰值点
P:2007-12-16 12:06:31
1
由于牵引的原理,造成回波的峰值点在哪个频率
evaporation-cooled transmission line - 蒸发冷却输电线 (0) 投诉
P:2007-12-16 12:43:13
2
periodic qualification reeling - 合格资格定期复评 (0) 投诉
P:2007-12-16 22:06:22
3
electric log resistivity - 电测电阻率 (0) 投诉
3