U.S. consumers also remain somewhat limited in their ability to travel, thereby diverting disposable incomes to other areas, including gold jewelry. China also has experienced strong demand for gold jewelry so far this year, with gold jewelry demand in the first half of the year the ...
The fixed mirrors have azimuth and elevation which are different with respect to the axle or the pole. Each of the fixed mirrors is equipped with a clock mechanism for assuring projection of the mirror towards a fixed point. The mirror has a width of 50 centimeters and a length of 100 ...