他们把那块银打薄。
建立了以薄皮甜瓜品种‘弥河银瓜’子叶为外植体的高效再生体系。
A efficient regeneration system of plantlets was established with cotyledon as explants in melon Cucumis melo l.
提出了一种制作具有预期位相调制度的卤化银乳胶位相型薄全息光栅的方法。
A new method for making a thin silver halide phase holographic grating with an expectation phase modulation is proposed.
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