Machine for increasing the pressure of a gas by mechanically decreasing its volume. Air is the most frequently compressed gas, but natural gas, oxygen, nitrogen, and other industrially important gases are also frequently compressed.
A printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted.
The most popular elevator design is the roped elevator. In roped elevators, the car is raised and lowered by traction steel ropes rather than pushed from below. These steel ropes are dubbed elevator cables
A board that has many electrical circuits and that is used in a piece of electronic equipment
A cable that transmits information signals between geographically separated points. The heart of a communications cable is the transmission medium, which may be optical fibers, coaxial conductors, or twisted wire pairs. A mechanical structure protects the heart of the...