联动机预熔胶锅虽然大, 但加胶要要少加,勤加,保持温度稳定.Liandong maintenance pre - oxidation plastic machine though, but with glue to less to keep the temperature constant.研究了药粉预熔对改善药芯焊丝滞熔现象的作用.The effect of profusion on reducing the core melt - ...
全国的核武器工厂均受到了有毒废弃物的严重污染。Nuclear weapons plants across the country are heavily contaminated with toxic wastes.总统在全国的人气目前正处于历史最低点。The president's popularity nationally is at an all-time low.全国的学生都相信高等教育是有用的。Belief in t...