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1. Basic Introduction to Environmental Chambers An environmental test chamber is a sealed experimental device capable of precisely simulating various natural or extreme environmental conditions (such ...
Children's toy safety kinetic energy testing is a key testing item for assessing whether the kinetic energy generated by toys in motion (such as projectile, rotation, impact, etc.) may cause mechanica...
1. Circular Track Fabric Pilling Test According to the specified method and test parameters, use a nylon brush and abrasive, or abrasive alone, to cause the fabric to rub and pill. The fabric is then ...