cork borer

using a cork borer to assist in threading glass tube through the hole of a rubber stopper

利用木塞钻孔器将玻璃管穿过橡胶塞

互联网摘选

2, the culture filtrate and the enzyme are mixed under the optimum conditions of enzyme's reaction. The reaction mixture is incubated for 30 minutes at 37 ℃; 3, the agar plate is plugged with cork borer to form a hole of 9mm in diame-ter;

测定时发酵液和酶是在酶解反应最适的条件下直接结合，在37℃保温反应30分钟，3.琼脂平板是用打孔器打洞，直径为9mm；

互联网摘选