Lead door generally adopts the steel material, is durable.

铅门一般采用钢质材料制作，具有经久耐用的特点。

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Lead door is mainly used for blocking the radiation through the import and export, commonly used in the hospital room, and in mining area.

铅门主要用于需阻挡射线通过的进出口，常用于医院、机房和矿区中。

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We all know that lead door is not only a kind of can resist impact collision wave or the heavy door, but also stop the harm of radiation on the human body.

我们都知道铅门不仅是一种能抵抗各种冲击波或重物冲撞的门，而且还能阻挡射线对人体的危害。

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Her mistake was in turning away to lead him to the door.

NEWYORKER: Pumpkin Head

Mark, a master chief petty officer and the ranking noncommissioned officer on the operation, crouched on one knee beside the open door of the lead helicopter.

NEWYORKER: Getting Bin Laden

Tellingly, the government's only worry about the deal is that it could lead to a back-door introduction of heavy-handed American-style regulation a threat it will block through a change in the law.

ECONOMIST: London as a financial centre