秒速飞艇官方开奖查询

All | # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

There are currently 4 names in this directory beginning with the letter A.

Alloy

A substance comprised of an elemental metal and other elements that expresses metallic properties.

Annealing

A process that is used to soften and alter the material by heating and cooling the sample.

Anodizing

A process in which a oxide layer is controlled and applied to the surface of aluminum.

Automatic Press

A press with electrical controls that is mechanically fed the material to be pressed.

秒速飞艇开奖结果查询