根据文章首句“The invention of the Compact Disc (CD) caused vinyl (黑胶唱片) music records to fall out of popularity over 30 years ago. (CD的发明导致黑胶唱片在30多年前就不再流行了)”可知,激光唱片的发明导致黑胶唱片不再流行。故选D。 (2)题详解: 细节理解题。根据第三段最后一句“John ...
The first Digital Compact Disc was pressed on August 17, 1982, in the Philips factory in Hannover, Germany, and it is interesting to see the difference between analog signal of LP and tape, and the signal of the digital CD format.
[10] 10.FIGS. 1A and 1B are front and back views respectfully of a sleeve for holding a CD (digital video disc) with a flap and single non-woven sheet positioned between the two pockets created for holding the CD; [11] 11.FIGS. 2A, 2B and2C are depictions of the invention shown...
1.The ornamental design for a compact disc card, as shown and described. Description: FIG. 1 is a bottom perspective view of a compact disc card showing the design of my invention; FIG. 2 is a bottom plan view of FIG. 1; FIG. 3 is a top plan view of FIG. 1; ...
A COMPACT DISC TRAY MECHANISM FOR A CD PLAYER COMPRISING A BASE, A SLIDABLE TRAY FOR PUTTING A CD, A SHOCK-AVOIDING PLATE, A PROJECTING WHEEL AND A STOPPER COMBINED TOGETHER, SAID SHOCK-AVOIDING PLATE BEING POSSIBLE TO BE LOCKED BY THE STOPPER HAVING THREE MEANS FOR LOCKING THE SHOCK-AVOIDI...
The present invention relates to a compact disc player, for short CD player, and more particularly to a CD player which can be installed in locations subject to vibration and shock, for example within an automobile; and to a method for compensating for tracking jumps in case, due to vibratio...
1. Field of the Invention This invention relates in general to refinishing and resurfacing fluids. In particular, the invention relates to a composition formulated to restore the damaged surface of the transparent side of an optical disc to a condition where data can once more be reliably read...
Yet another object of our invention is to provide an automatic phonograph control system which affords a most popular selection display of particular tracks of a CD disc. Other and further objects of our invention will appear from the following description. BRIEF DESCRIPTION OF THE DRAWINGS In ...
FIG. 1 is an exploded perspective view of a compact disc tray and portion of a compact disc having features of the present invention; FIG. 2 is a top plan view of a portion of the compact disc tray of FIG. 1 showing a retaining section, a plurality of retainer tabs and a plurality ...
marking data media products by introducing a predetermined tracing substance constituting a security marking into a polycarbonate (or polystyrene) composition during the manufacturing stages of the polycarbonate material into a data media, such as a compact disc (CD) or digital versatile disc (DVD). ...