The two oscillator circuits under are well suited for making use of crystal oscillators in collection or parallel mode: High-repetition-price and large-electric power picosecond regenerative amplifier based on just 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 superior ability passively manner-locked picosecond oscillator ba... https://bookmarks-hit.com/story19856921/helping-the-others-realize-the-advantages-of-bulk-crystal-oscillator