查询词典 solder

The simulation and experimental results verify the validity of proposed illuminator for leadless solder joint inspection,and show it can enlarge the feature distances from different classes.

仿真和实验结果表明，所设计的光源在检测无铅焊点时同样有效，并能使不同类焊点间的特征距离更大，最大为半球形光源照射下的11.88倍，从而提高了特征在无铅焊点缺陷检测的分辨能力，验证了光源设计的有效性。

In the article experiment prove:combination with feine tin-solder-bumps and underbump-metalliza with cobalt be able to longthen life of leadless flip-chip -solderng.

文章通过试验证明：纯锡焊料凸块和含钴底部凸块金属焊层结合可延长无铅焊接倒装片的寿命。

If I find a leaky pipe, I don't think I'm ready to fire up a propane tank and solder it.

如果我找到的是一个漏的管子，我不认为我可以把水槽打开并且焊好它。

Inevitably, the development and application of new type devices make an impact on the solder printing technology.

新型元器件的发展和应用必然对焊膏印刷工艺带来新的冲击。

Other effects of lead-free solder paste demolding performance factors such as having a mesh size and aspect ratio.

其它感化无铅焊膏脱模本能机能的成分包含网孔尺寸和宽矮比。

In this paper,minimal energy principle and finite element method were employed to develop solder joint shapes evolving model of PBGA.

对焊点形态和力学行为进行研究可以揭示它们之间的相互关系，达到预测和控制焊点形态并对其进行优化设计的目的。

Minimal energy principle and finite element method were employed in modeling the solder joint shapes of Plastic Ball Grid Array device.

以无引脚表面组装元器件二维焊点问题为例，用两种不同的建模方法对其建立数学模型并进行分析比较，指出用基于最小能量原理的有限元数值分析求解表面组装焊点形态问题的方法优于一般数学分析方法。

"Tinplate has the strength and formability of steel combined with the noncorrosive and nontoxic properties of tin, and additionally is easy to solder."

镀锡钢板具有钢的强度和可成形性、锡的耐腐蚀和无毒特性，此外还具有易于焊接的特点。

The optimal composition of lead-free solder of Sn-Ag-Cu system through orthogonal experiment method were studied.

通过正交实验法对Sn-Ag-Cu系无铅焊锡合金的成分进行了优化研究。

Notice how well the solder flowed thru from the overside of the joint.

通知如何好焊料流到通过从overside的联合。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。