合金的

It is also found that mechanical properties and corrosion resistance decrease with increase of B addition.

合金的力学性能和耐腐蚀性能也随B加入量的增加而降低。

Using this method, the crystallography calculation about the matrensite transformation in the Fe-31Ni alloy has been finished.

并对Fe-31Ni合金的马氏体相变晶体学进行了计算，计算结果与传统理论计算的结果完全一致。

It is introduced that Si- Ca- Ba- Al alloy is smelted with carbon- thermal process in submerged electric furnace,and it is indicated that Si- Ca- Ba- Al alloy is a new effective deoxidant and desulphurizing agent,and has a wide application future.

介绍了碳热法冶炼 Si- Ca- Ba- Al合金的生产实践，指出 Si- Ca- Ba- Al作为高效的脱硫脱氧剂，应用前景广阔。

This camera is easy to operate with the function of automatically adjusting the diaphragm and distance.

燃气涡轮发动机的发展同抗蠕变镍基和铁基合金的发展紧密联系在一起。

The effect of characteristic parameters on differential thermal analysis curve, solidification setup temperature and cooling rate on dendrite arm space was studied, and IAS-4 Image Analysis System was used for microstructural examination.

本文采用差热分析方法研究DTA曲线特征参数、凝固开始温度和冷却速率对二次枝晶间距λDAS的影响，同时使用IAS - 4图像分析系统分析了合金的微观组织。

The extent of the disproportionation reaction is closely related to temperature, heating time, substituted metal and the heat of formation of the alloys.

歧化反应的程度与加热温度、时间、第三组元M及合金的生成焓关系密切。

The applications of electrochemical impedance spectroscopy to the research of electrodeposition of various metals and alloys were introduced.

介绍了电化学阻抗谱在各种金属及合金的电沉积研究中的应用。

ABSTRACT Electrodeposition process of Co base amorphous alloy and corrosion resistance of the coatings have mainly been studied.

本文重点研究了Co基非晶态合金的电沉积过程及镀层的耐蚀性。

The purpose of the study was to investigate the mechanism of nickel-tungsten electrodeposition.

为进一步探讨镍钨合金的电沉积机理，采用循环伏安法和电位阶跃法研究了玻碳电极上镍钨电沉积的循环伏安特性和初期行为。

Its comprehensive coverage focuses on electron beam welding of steels and alloys.

它的广泛报导集中在钢与合金的电子束焊接。

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％。