铜焊, 铝焊, 各种五金产品等.Copper welding, aluminum welding, all kinds of hardware products.刀头的刀柄和刀头分开使用铜焊焊接, 容易更换刀头.Blades and segments are welded by braze, which facilitate change of segment.将铜焊线或铜焊条按在插入阀门承插口的管道线上.Apply brazing w...
A new combinatorial dispatching rule, RAN ( FCFS, ODD ), and a heuristic method are designed.设计了一种组合式调度规则RAN ( FCFS, ODD ), 并提出了基于规则的启发式算法以及该类动态Jobshop 调度问题的算例生成方法.The result of CSS polymorphism is a combinatorial explos...
为达到理想的视觉效果有时还会加入颜料和染色剂.Pigments and tints are sometimes added to achieve the desired visual effect.用对比染色剂染 ( 显微术样本 )To color ( a microscopic specimen ) with such a stain.汽水中使用的染色剂也是一种致癌物质.Colorings used in sodas are canc...