Speed adjustment by axis continuously variable transmission for upper mold, and by pulley for lower mold.
上模轴心采用无段变速器器调速，下模采用皮带轮调速，上模有位移功能。
2
Moreover, clinically healthy pigs could carry S. suis in their nasal cavities, tonsils and upper respiratory tracts, contributing to the dissemination and transmission of this pathogen.
另外，健康猪只在鼻腔、扁桃体、上呼吸道和支气管也可以携带猪链球菌，加速了这种疾病的扩散和传播。
3
Wireless transmission between the data acquisition card and the upper computer is realized through the substitution of a couple of wireless data transmission modules for cables.