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用焦粉 、 无烟煤 、 木炭、氧化剂等为原料制成型煤,代替烧烤业燃料木炭,利于节省木炭和保护环境.
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The stimulated emission from a two-level atom embedded in a photonic band-gap structure is studied.
采用全量子理论分析光子晶体中单个二能级原子的受激辐射.
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结果表明声子带隙将出现在两个完全分离的共振态之间.
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因此介绍了一种采用自偏置低压共源共栅电流源的带隙基准电路结构,用两个电阻代替了偏置电路.
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The localized resonant modes present in the band gap of the quasi-periodical systems .
且在带隙范围内有局域 共振模 的出现.
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Its band gap is about 2.45 eV, a better window material and transition layer material.
带隙约为2.45eV, 由于带隙大,是一种较好的窗口材料和过渡层材料.
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The optical band gap in the films decreased with increasing Fe concentration.
薄膜的禁带宽度随掺杂浓度的增大而减小.
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低能带隙聚合物对光电器件具有重要的意义.
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硫化锌是一种重要的宽带隙半导体材料, 因其特殊的光电性质已引起制备领域的关注.
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Many high-yielding crops have been found to be particularly susceptible to insects and pathogens.
人们发现许多高产作物对害虫和病原菌特别敏感.
词典精选例句
Unfortunately, the responsible pathogens were still unknown.
不幸的是, 引起疾病的病原仍不明了.
英汉非文学 - 生命科学 - 口蹄疫疯牛病
She confessed her astonishment at her light sentence when her father visited her at the jail.
父亲来探监时,她承认对自己受到的从轻判决感到诧异。
《柯林斯高阶英汉双解学习词典》
