The modifying elements used in hypoeutectic Al Si alloys, besides Na, there are also Sr, Te, Ba, Sb, K, RE, B, S, etc.
亚共晶铝硅合金的变质元素除钠以外，还有锶、碲、钡、锑、钾、稀土、硼、硫等。其中，应用较多的是含钠和锶的变质剂。
This paper describes the application of finite element method for obtaining the TE mode′s cutoff wavelength and the field pattern of symmetric quadruple-ridged rectangle waveguide.
应用有限元分析方法计算了对称四脊矩形波导TE模式的传输特性，即截止波长和场结构图传输特性。
Objective: To investigate the effect of te a polyphenol (TP) s on liver fibrosis in rats and its possible mechanism.
前言：目的：观察茶多酚抗大鼠肝纤维化作用并探讨其作用机制。
Objective: To investigate the effect of te a polyphenol (TP) s on liver fibrosis in rats and its possible mechanism.
前言：目的：观察茶多酚抗大鼠肝纤维化作用并探讨其作用机制。
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