At first this meant making punch-card tabulators, but IBM moved on to magnetic-tape systems, mainframes, PCs, and most recently services and consulting.

最初，它制造穿孔卡显示器，之后开发磁带系统，大型计算机及个人计算机，如今，又转向服务和咨询业务。

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Avoid placing ticks in black film containers or using cellophane tape to mount the tick to paper, a note card or a slide if it needs to be identified or tested.

应当避免将蜱虫放在被黑膜覆盖的容器里或用透明胶将蜱虫固定在纸上；假如需要对咬过你的蜱虫进行鉴定或者检验，那么还需要在容器上贴一个便条或者卡片。

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Try the technique before you buy with a DIY alternative. Roll a sheet of black card into a cone and place a strip of black or gaffer tape along the seam to hold it securely in place.

在买之前先自己DIY一个，把一张卡纸卷成圆锥型，用电工黑胶粘牢。

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