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The effect of Al element on the microstructure and tribological behavior of Ti-Si eutectic alloys has been investigated.

研究了Al元素对Ti-Si共晶合金显微组织和滑动摩擦学行为的影响。

The effect of the heat treatment on the undirectional eutectic structure of Al-Si was investigated.

研究了热处理工艺对定向凝固条件下Al-Si合金共晶组织的影响。

The effect of Mg addition on the modification of Al—Si eutectic alloy by mischmetal was studied.

本文研究了Al—Si共晶合金中镁对稀土变质作用的影响。

Al-1%Si alloy is adapt to make molectron manufacture bonding wire with good fluidness ,small expansile coefficient, contractive coefficient, resistance of corrupt and good welding capability.

Al-1％Si合金具有较好的流动性，小的线膨胀系数，小的铸造收缩率和优良的抗腐蚀性能与焊接性能，所以已成为制造集成电路键合线的优选材料。

One season later, after being named first-team All-American — and excepting a brief incident between Chris's hand and Julius Hodge's crotch which illustrated that feistiness– the SI cover screaming St.

一个赛季后，在被誉为全美第一队成员后——除了一次意外事件，克里斯对朱利叶斯·霍吉恶意击肘也算是对他自己顽强的一幅插画，SI的封面St。

A sample preparation technique of centrifugal casting is used for XRFS analysis of Cr,Si,P in ferrochrome .

采用离心浇铸制样X射线荧光光谱测定铬铁中Cr，Si和P，能克服铁合金存在的矿物效应和颗粒效应，该方法简单、快速、精度高、准确。

The results of experiment show that the Si-V coupled reaction equilibrium can be transferred towards the direction of high temperature and the speed of VO reduction reaction is accelerated sharply by the use of plasma,The technology of plasma can be used to melt ferrovanadium and similar ferroalloys.

试验证明，在等离子条件下，Si－V耦合反应的平衡能向高温方向移动，VO还原速度急剧提高，存在着用碳还原法代替金属热还原法冶炼钒铁和类似的铁合金的可能性。

Differences of wettability and floatability between diaspore and aluminium silicate minerals are due to the differences of crystal structure between diaspore and aluminium silicate minerals, and of the part Al-O, Si-O bonds, and the metal ions on the surface of the minerals.

一水硬铝石与铝硅酸盐脉石矿物晶体结构的差异、表面断裂的Al-O和Si-O键及表面离子活性区的差别，可影响矿物表面的润湿性与可浮性，类质同象及各种晶格杂质离子也将影响浮选剂与矿物表面的相互作用和矿物可磨性。

The molar ratios of OH/AI and AI/Si, and the effects of PASS usage and its sedimentation on flocculation are studied by experiment. Treating effect of PASS is compared with that of other flocculent..

试验考查了合成过程中酸碱度、Al/Si摩尔比、PASS用量和沉降时间等对絮凝效果的影响，比较了PASS与其他絮凝剂的处理效果。

The upper layer, with homogeneous composition, is mainly composed of intact phosphatic foraminifer fossils and nannofossils as well as abiotic carbonate fluorapatites, representing the biologic and autogenic origin. However, the lower layer, with visible metasomatic texture and relatively high Si, Al, K and Fe, is notably different from the upper one, and seems to have been formed mainly by replacement of carbonates.

上层磷酸盐由大量形态结构清楚的磷酸质有孔虫和超微化石以及非生物碳氟磷灰石组成，成分均一，杂质少，表现出生物成因和原生白沉积特点；下层磷酸盐变化复杂，具有特征的交代结构，混杂较高的Si、Al、K、Fe成分，显示以磷酸盐交代碳酸盐成因为主。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。