最后他终于找到了，这个钥匙孔太小了以至于很难发现。他试了试钥匙，很幸运是合适的。
Finally he found one, but so small that it could scarcely be seen. He tried the key, and fortunately it fitted.
本文叙述了一种在加工中心上对高精度孔(尺寸精度it7以上)进行试切、测量的通用程序。
A kind of general program used in machining center to cut and measure high accurate hole above IT7 was introduced.
本实验利用采自长白山区野生桦褐孔菌菌核组织分离法得到的桦褐孔菌纯培养菌种为试验试材。
The pure culture spawn was obtained from the sclerotia of wild Inontus obliquus bu tissue isolation from the area of mountain Changbai.
应用推荐