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The photolumescence (PL) spectrum of modified Si nanoparticles was changed since the protective agent had modified the surface states, thus altering the light emission characteristics.
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奈米矽粉的光激发光光谱因保护剂之包覆，改变其发光机制而改变光谱峰。 |
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The photometric signal-to-noise ratio is roughly proportional to the square root of the signal intensity.
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光度计的信噪比与信号强度的平方根粗略成比例。 |
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The photon , not having a material mass , maybe considered as having radiation mass.
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光子虽然没有物质质量,但可以认为它具有辐射质量。 |
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The photon is the carrier of electromagnetism.
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光子是电磁波的载体。 |
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The photonic band gap (PBG) property of a one-dimensional photonic crystal with a defect layer under pressure is studied, accordingly an improved model of pressure sensor is described.
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摘要通过研究带缺陷的一维光子晶体受压力后光带隙性能的变化，提出了改进型光子晶体压力传感器的理论模型。 |
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The photonic band gap of 1-D photonic crystals with graded single refractive index layer is investigated using the method of the characteristic matrix.
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摘要利用特征矩阵方法研究了一类周期厚度变化的－维光子晶体的能带特性。 |
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The photons emitted by a body collectively have a temperature—a certain distribution of energy that reflects how hot the body is.
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由一个物体所发出的光子，集体而言会具有一个温度──由能量的分布可以反映出该物体有多热。 |
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The photos of the dog above show an adult red and white bluie.
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犬的上部有成犬的红色和白色间蓝色。 |
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The photosensitivity, alkaline solubility and viscosity of products increased as the ratio of maleic anhydride increased.
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试验表明：在酸酐配比等于0.6:1时，産御人有较好的硷溶性；産物的光敏性、硷溶性和粘度随著酸酐配比的增加而增大。 |
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The photosynthetic characters of super-high-yield rice (Oryza Sativa), its photoinhibition and genetic law of photosynthetic traits and screening of high photosynthetic efficiency materials etc. were reviewed in this paper.
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摘要综述了超高产水稻的光合特性、光抑制、光合性状的遗传规律和高光效材料的筛选等内容，比较详细地介绍了光抑制部位及其表现，光抑制的原因以及光抑制中热耗散的可能途径及作用等。 |
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The phrase ecological footprint is a metaphor used to depict the amount of land and water area a human population would hypothetically need to provide the resources required to support itself and to absorb its wastes, given prevailing technology .
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生态足迹,是用来比喻描绘土地数量将人口与海域假设需要提供所需资源,以支持其本身吸纳废弃物. |
