Conclusion Gentamicin-PMMA bead chain is an important method in the treatment and prevention of bone and joint infections.
结论庆大霉素珠链是治疗及预防骨和关节感染的重要方法。
2
Adopting external magnetic control to overcome undercuts and poor bead characteristics leaded by higher wielding currents and wider strip electro-slag surfacing is an effective method.
利用外磁场控制克服大电流、宽带极电渣堆焊引起的咬边和成形不良是一种有效的方法。
3
It easy to occur defect on the back of bead in pressure pipe TIG welding, which can be solved by using the anti, direction wire feeding method successfully.