Stray light generated in multi-pass amplification forms a lot of ghost images, which not only seriously influence the Laser beam quality and propagation p rope.
光学系统的杂散光极易在系统内形成多个鬼像 ,这不仅严重影响光束质量和传输特性 ,并可能对系统光学元件造成永久性损伤。
The amplification of CD19+ B lymphocyte was significantly higher than other blood cell lingeages (P<0.05).
CD19+ B淋巴细胞得到优势扩增,明显高于其他各系血细胞比例(P<0.05)。
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