The utility model discloses a knife cover device used for placing the knives used in a machine tool, including a tank, a knife set, plurality of knife rests, a knife block set, a handle, wherein the tank and the knife set are connected through sliding slots on both sides of inside the box and the sliding tracks on both sides of the knife set. The surface of the knife set is provided with plurality of T-slots used for holding the knife rests. And the knife-block and the handle are fixed on the knife set through a screwdriver disk progressively. On the baffle board of the box is a knife block restricting set, the part of which the knife set contacts with is equipped with a positioning pin.
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Today there are many more groups, including the Online Therapy Institute, a reputable think tank for clinician avatars.
目前这样的治疗小组有很多，其中就包括“在线治疗研究所”，一个面向临床医生的颇有名气的智囊团。
This year she and her colleagues studied several species, including a Chilean rose (pictured at right) that they put in a glass tank lined with microscope slides.
今年她和同事们研究了几个狼蛛品种，包括一只智利亚种（如右图所示）。 她们将它放入铺满了显微镜载玻片的玻璃槽里。
Fuel cells can use various sources of hydrogen, including a simple tank of compressed gas.
燃料电池能使用各种来源的氢气，包括一种简单的压缩气储罐。
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