contact surface वाक्य

The contact surfaces are gold-plated.
According to the manual, glitter paint will " stick to and stain contact surfaces, and is permanent once dry ."
Fins are used to greatly increase the contact surface of the tubes to the air, thus increasing the exchange efficiency.
In the absence of surface friction, contact stresses are normal ( i . e . perpendicular ) to the contact surface.
The toothbrush must be selected and possibly trimmed to give a flat contact surface with most bristles aligned in one direction.

It happens at contact surfaces of a structure either with the ground, with adjacent structures, or with gravity waves from tsunami.
Aluminium conductors must be installed with compatible connectors and special care must be taken to ensure the contact surface does not oxidise.
Food-grade dehumidifiers, also called atmospheric water generators, are designed to avoid toxic metal contamination and to keep all water contact surfaces clean.
It was also awarded Environmental Protection Agency approval for environmental uses, as a method decontaminating non-food contact surfaces in food processing facilities.
Utilizing extremely small bubbles or drops increases the rate of gas transfer ( aeration ) due to the higher contact surface area.