metal的例句大全

The Al-Cu eutectic brazing metal is made to braze pure aluminium substrate in vacuum. The diffusion phenomenon of Cu in pure aluminum bar under different brazing temperature and heat preservation time is investigated by means of SEM and EDS.

制备Al-Cu共晶合金钎料，用SEM和EDS研究不同钎焊温度和保温时间条件下，纯铝棒料基体对接真空钎焊接头Cu元素的扩散行为。

The results indicated that the diffusion behavior of element Si in the matrix is basically the same no matter whether it came from rapid solidifiable or common brazing metal.

实验结果表明，普通钎料和快冷钎料中Si元素在母材基体中的扩散过程基本相同。

Al-Cu eutectic brazing metal based on the pure aluminium substrate is welded in vacuo.

制备了Al-Cu共晶合金钎料，以纯铝棒料为基体采用对接接头进行了真空钎焊。

The diffuse speed and depth of Si element in rapid solidification brazing metal are higher than that in as-cast one.

快冷钎料中Si元素在母材中的扩散速度和深度都远高于普通铸态钎料。

Study of diffusion behavior of element Si in rapid solidifiable and common Al-Si brazing metal

快冷与普通Al-Si钎料中Si的扩散行为研究

From our experimental results, three rules about the design of an active brazing metal are suggested.

最后，作者建议设计钎焊陶瓷的活性金属钎料的三条原则。

Aiming at shortcoming of machining copper band, the method of cladding copper band using metal inert-gas arc brazing was investigated.

针对机械加工制成铜带的不足之处采用MIG钎焊方法堆焊铜带。

The study of metal arc brazing in argon method for joining thin plates under 0.5 mm

用熔化极氩弧钎焊方法焊接0.5mm以下薄壁件的研究

Adaptability of brazing filling metal used for monolayer diamond tools with vacuum furnace brazing

金刚石工具真空钎焊钎料的适应性

R& D of Low Temperature Ceramic/ Metal Brazing Alloy

环保型陶瓷/金属低温钎料的研究与开发

The brazing-ability and quality of brazed seam of 6063 aluminum alloy brazed by Al-Si eutectic filler metal and QF flux is discussed by means of test of spread-ability and test of T joint.

本文用平百铺展试验和T型接头试验，研究了6063铝合金采用AI－St钎料和氟化物钎剂（QF钎剂）钎焊时的钎焊性和钎缝质量。

The utility model relates to a multi-functional steel saw bow sawed from common metal.

本实用新型涉及一种普通金属锯割加工的组合式多功能钢锯弓。

Non-alkali cloth made form aluminum boron silicate glass contains less than 0.8% of alkali metal oxide.

无碱布采用铝硼硅酸盐玻璃成份，其碱金属氧化物含量不大于0.8%。

The wheat in booting stage absorbed much more heavy metal.

孕穗期小麦对土壤中的重金属吸收量较大。

Review on residual thermal stress of ceramic bonded joint with metal

陶瓷与金属焊接接头残余热应力研究

Research on the Balanced Metal Bellows Mechanical Seal for Pump

泵用平衡型波纹管式机械密封的研究

Use of metal stents in treatment of malignant biliary obstruction

金属支架治疗胆道恶性梗阻

Methods: A right handed patient with cold stimulated dentinalgia of the first right maxillary bicuspid was selected to perform the fMRI study. Other tooth pulp disease and oral metal restoration were excluded.

方法：选取右利手右上颌第一双尖牙牙髓冷刺激痛患者1名，排除口内的其它牙髓病变及金属充填、修复体。

Determination of Alkaline Earth Metal Ions by Ion Chromatography Using Beryllium Nitrate& Nitric Acid Solution as Eluent

硝酸铍硝酸淋洗液离子色谱法测定碱土金属离子

However, as a result of domestic equipment and backward technology, the major forms of production of metal wire forming is the labor intensive in our country, that is, using a simple manual wire bending die, and some small semi-automatic forming equipment may be used.

然而由于国产装备技术落后，国内金属线材的成形加工主要以劳动力密集型的生产方式为主，采用简单的手动弯丝模具，加上少许半自动的成形设备。