人们用一些国际通用的标志来提示搬运装卸作业人员，比如，某些托盘装载的货物不可以受防热或者受冻，或者不可以使用钩钓等等。

A number of international markings are available to advise handlers that a certain crate must, for instance, be protected from heat or freezing or not handled with hooks.

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铁路货场是铁路车站办理货物承运、保管、装卸和交付作业的一个生产车间，也是铁路与其他运输工具相衔接的窗口。

Railway freight yard is a production workshop for the railway station cargo carrier, storage, handling and delivery, is also a converge window with other means of transportation for railway.

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装载机是一种用途广泛的高效率工程机械，主要用于各类散装货物的装卸作业。

Bucket loader is a kind of well-used efficient project vehicle, it is widely applied in loading and unloading of various sorts of goods.

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