They can mould or ferment rapidly once the container is opened, in the case of aluminum cans, and glass or plastic bottles which have less perfect seals should be viewed as unsafe even before opening.

一旦密闭容器被打开，它们可能会很快地发霉或者发酵，铝罐、玻璃或者塑料罐都可能密封得没有那么好，甚至往往在被打开之前就是不安全的。

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Further more, rules of case library designing, organizing and distributed storing are investigated, in which, an E-R (Entity-relation) model of plastic parts and injection mould is constructed.

进一步提出了实例库的设计原则与组织原则，建立了塑件和模具之间的E - R模型，提出了注射模实例的分散组织存储方法。

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The value of information about mould risks is demonstrated in the decision making process concerning remediation of an actual case of mould infestation.

霉变风险的信息的价值，在一个霉变蔓延实际案例的修复决策过程中得到了证明。

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Often, in the case of jaw or face plates, the only way to make the mould is to take a plaster cast of the outside of the patient's head, says Dr Richards.

ECONOMIST: MONITOR