Their greatest threat is death from lead poisoning when they scavenge the remains of deer that have been shot with bullets that still contain the lethal heavy metal.
它们面临的最大威胁首推中毒：当它们享用被子弹打死的鹿的尸体时，其中残留的重金属对秃鹫来说是致命的。
2
When advancing and uncovering coal in roadway, better construction method is vibration shot, metal framework, borehole bleed-off and hydraulic hole, of which vibration shot is principal.
井巷掘进揭煤时，较好的施工方法是震动放炮，金属骨架，钻孔排放和水力冲孔，尤以震动放炮为主。
3
The air entrapment of the liquid metal flow in the shot sleeve during the slow shot phase is one of the factors resulting in this kind of defect.