The two oscillator circuits below are suited to utilizing crystal oscillators in collection or parallel mode: Substantial-repetition-level and large-ability picosecond regenerative amplifier depending on only one bulk Nd:GdVO4 crystal 中原子或分子的排列具有三维空间的周期性，隔一定的距离重复出现，这种周期性规律是 A higher electricity passively mode-locked picosecond oscillator dependin... https://cyberbookmarking.com/story18880352/little-known-facts-about-bulk-crystal-oscillator