The result indicated that: 1. P-RE combination modification can modify both the eutectic Si and primary Si of the hypereutectic Al-Si alloy at the same time.
研究结果表明：1. P - RE复合变质对过共晶铝硅合金的初晶硅和共晶硅都具有良好的变质和细化作用。
The pipes could be fabricated by the brass H70 containing P, Sn, Si, Sb and Al.
采用含磷、锡、硅、锑和铝等元素的70黄铜制造散热管。
The good effect has been gained on the hypereutectic Al Si alloys treated with some double refining and modifying agents such as P, S, RE, Sr, Na, C, etc.
采用磷、硫、稀土、锶、钠、碳等进行双重细化变质处理过共晶铝硅合金已取得了良好的效果。
The method of measuring c, s, p, Mn, Si, Cr, Ni, Mo, V, W, ti, Nb, Al element content by DV-4 photoelectric spectroscope on one condition is introduced.
介绍了应用DV - 4光电光谱仪，仅用一种测定条件，测定高合金钢中碳、硫、磷、锰、硅、铬、镍、钼、钒、钨、钛、铌、铝元素的含量的方法。
The modifying experiments on hypereutectic Al - Si alloy were made by addition of sodium flux and P - Cu alloy.
用磷铜合金和四元钠盐变质剂对过共晶铝硅合金进行了变质处理试验。
A method for the joint determination of si, p, Mn, Cr in general and low alloy steels is discussed by means of spectrophotometry. The method is simple, rapid and easy to master.
探讨了采用分光光度法对普通钢、低合金钢中的硅、磷、锰、铬进行联合测定。
A method for testing trace amounts of Si, p, Mn, As, Zn in iron ore powder by ICP - AES is presented, which is convenient, rapid and accurate.
运用电感耦合等离子体发射光谱法测定铁矿石中的硅，磷，锰，砷，锌该方法简便、快速、准确。
Both P-type and N-type crystalline si have been doped using arsenic, phosphor and boron. The electrical and opto-electrical characteristics of the doping area are investigated.
型和N型两种硅单晶进行了砷、磷和硼的掺杂，并研究了掺杂区的电和光电特性。
The lumpy amorphous Pd-Ni-Si-P alloy has certain plastic deformation capacity and high yield strength, and possesses excellent application foreground in different fields.
本发明所提出的非晶合金具有较高的屈服强度、一定的塑性变形能力，在众多领域具有良好的应用前景。
It is metastable multiphase suspension formed through dispersing ceramic powder mixture with Si, Al, Ti, Zr, P and B components in water solution.
它是将含硅，铝，钛，锆，磷，硼成分的陶瓷粉末混合物分散在水溶液中而形成的亚稳定状态的多相悬浮液。
As available P, K, Si increased, the amylose content of rice increased, too.
有效磷、钾、硅含量的提高还可增加直链淀粉含量。
Results (1)CGI SI scores of olanzapine treatment group, haloperidol treatment group and a control group were reduced significantly after treatment ( P< 0.01).
结果（1 ）奥氮平组、氟哌啶醇组及对照组治疗后临床严重度总体印象量表SI分值降低，差异具有显著性（P< 0 .0 1 ） ；
Therefore, the authors consider that segregation of P and Si at grain boundaries is one of the important reasons for IGC of non-sensitized 316L SS in the urea medium.
故认为磷（硅）的晶界富集是固溶态316L不锈钢在尿素生产介质中产生晶间腐蚀的重要原因之一。
Therefore, the authors consider that segregation of P and Si at grain boundaries is one of the important reasons for IGC of non-sensitized 316L SS in the urea medium.
故认为磷（硅）的晶界富集是固溶态316L不锈钢在尿素生产介质中产生晶间腐蚀的重要原因之一。
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