可卸式衔铁拆下盘状衔铁及中心螺丝后，钛桩对MRI影像几乎没有影响。
After removing the keeper from titanium post keeper, the post had no artifact on MRI.
这种被设计成完全可生物降解的瓦楞纸板(没有螺丝和楔子)椅子，听起来是蛮有前途的。设计是在“特殊职业中心”完成的，在那里想必有很多工人一边吹着口哨一边工作。
Created entirely of biodegradable corrugated cardboard (without screws and wedges) in "special employment centres" where labourers surely whistle while they work, the chair sounded so promising.
每个模块与其他元件连接起来，从而建立一个只需螺丝刀就能完成的更大的信息中心。
Each module connects to numerous others so that building a larger messaging center is simple and only takes a screw driver to complete, Rycyna says.
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