国产无遮挡又黄又爽在线视频,国产亚洲成AV人片在线观看,伊伊人成亚洲综合人网7777,中文有码vs无码人妻

×

MB810 down feather residual grease measuring instrument

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

Used for testing grease content of down feathers.

GB/T 14272、GB/T10288、FZ/T 80001

1, Six by a constant temperature water bath, sixs lasso extraction unit and fixed frame table etc.;
2, Water bath pot automatic temperature control and high temperature control precision, digital display;
3, The instrument is automatically refrigerated.