5 Simple Techniques For اداة كشف المعادن
In the 1960s, the main industrial steel detectors had been produced, and they were being broadly utilized for mineral prospecting and various industrial applications.الرطبة أو الغنية بالأملاح المعدنية أوالصخور المعدنية أو الصخور البازلتية.The examples and point of view In this particula