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A multiuser electric meter with prepay in IC card based on the STT B singlechip is introduced in this paper. The acting principle and key technology of it are explained,and then the hardware and software structure are given.
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介绍了一种基于STT B单片机的多用户IC卡预付费电表的研制，阐明了工作原理和关键技术，给出了硬件、软件的结构。 |
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A mutant of bacteriophage lambda A,Nam7 can not grow in Escherichia coli strain A9 (met,thi,his-9,rna-9,rel-) since an amber mutation is harboured in λNam7 besides temperature sensitive mutation cI87.λcI87 grows well on E.
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λ Nam 7除其cI基因是cI 87温度敏感突变外,其N基因携有amber无义突变,故在Eseherichia coli A9(met,thi,his-9,rna-9,rel-)上不能增殖。 |
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A mutation of GGC→GTC wasdetected at codon of the ABCD gene from patient , resulting in the replacement of glycine for valine(G V).
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患者的ABCD基因第 位密码子发生了GGC→GTC改变,使编码的甘氨酸被缬氨酸取代(G V)。 |
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A necessary condition for diffusion-driven instability of n-species (n≥ ) of a reaction-diffusion system is concluded by analyzing the zeroth order term of eigenpolynomial of linearized matrix.
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讨论了含有n(n≥ )个物种的反应扩散系统的扩散驱动不稳定性,通过分析其线性化矩阵特征多项式的零次项,得到了系统产生扩散驱动不稳定性的一个必要条件. |
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A necessary condition is given to consummate the algorithm based on that proposed by scherer.
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针对文献[]中Scherer提出的基于观测器结构的Youla参数化算法,给出了其解存在的必要条件。 |
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A new Method for Detecting Mild to Moderate Glaucomatous Visual Field Loss─The Asymmetry of Sensitivity in Superior─Inferior Bjerrum Area
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一种诊断青光眼早、中期视野损害的方法──上下方Bjerrum区光敏感度不对称 |
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A new fixed-point smoother algorithm is proposed in this paper, and the property of the fixed-point smother is analyzed.
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本研究针对固定点平滑算法所适应的对象和平滑算法的特点,推导了利用卡尔曼滤波扩维方法来导出固定点平滑算法的方法,并分析了其特点。 |
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A new functional ingredient from Raisio Benecol
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芬兰Raisio Benecol公司带来功能性新配料——植物甾烷醇酯推广新闻发布会在京举行 |
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A new ligand, N,N'-bis(-amino phenyl oxamide) abbreviated (as H L) and its several complexes of copper(Ⅱ) are prepared.
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报道一种新的酰胺配体N ,N’ -双 ( -氨基苯基 )草酸二酰胺 (简称H L)的合成 . |
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A new method for the determination of zinc in relish by microsample introduction-derivative flame atomic absorption spectrometry with higher sensitivity and a small quantity sample was investigated.
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将微量脉冲进样技术和导数火焰原子吸收法结合 ,建立了测定调味品中锌含量的新方法。 |
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A new method including the nitration and oxidation of synthesis of Nitro , benzodioxide acid was introduced. The raw material is safrole.
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报道了直接以黄樟油为原料,经硝化和氧化制备 硝基胡椒基酸的新工艺。 |
