Used for testing breaking tenacity and elongation at break of raw silk in skein and bobbin.
Used for testing breaking tenacity and elongation at break of raw silk in skein and bobbin.
用于测定绞装和筒装生丝的断裂强度及断裂伸长率。
Used for testing breaking tenacity and elongation at break of raw silk in skein and bobbin.
用于测定绞装和筒装生丝的断裂强度及断裂伸长率。