乐彩网
<tr id='vnfKUn'><strong id='vnfKUn'></strong><small id='vnfKUn'></small><button id='vnfKUn'></button><li id='vnfKUn'><noscript id='vnfKUn'><big id='vnfKUn'></big><dt id='vnfKUn'></dt></noscript></li></tr><ol id='vnfKUn'><option id='vnfKUn'><table id='vnfKUn'><blockquote id='vnfKUn'><tbody id='vnfKUn'></tbody></blockquote></table></option></ol><u id='vnfKUn'></u><kbd id='vnfKUn'><kbd id='vnfKUn'></kbd></kbd>
用于固定250g大白鼠，头尾有闸门固定，四肢可外伸便于引导心电肌电。底层开有腹腔注射孔。鼠头外露，可做慢性电极埋藏手术。
