美女脱了内裤打开腿让男人戳,亚洲国产区男人本色在线观看,中文字幕久精品免费视频,久久99热精品免费观看牛牛

×

MB0520 pneumatic drawer guide durability tester

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list

1, The tester is suitable for testing the durability of drawer sliding rail installed on furniture, and can set the force value for destructive test and determine the pull force of drawer.
2, It will load in the drawer, pull and shut the drawer repeatedly, check whether the slide can meet the requirements after a certain number of cycles.

QB/T 2454-2013    GB/T 10357.5-2011