用A＝lg(B1)作为危险源分级标准，（　）用来表示三级重大危险源。

用A＝lg(B1)作为危险源分级标准，那么2.5≤A＜3.5表示（　）级重大危险源。

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（）the Charterer is also the shipper，the bill of lading is usually only a receipt for the goods and a document of title.

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（）the Charterer is also the shipper，the bill of lading is usually only a receipt for the goods and a document of title.

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The full title of the U.K. is the United Kingdom of （）and （）

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（）links all suppliers and customers as a chain in a certain product and service.

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A （） is a receipt for the goods shipped and a document of title to the goods, the possession of a（） is equivalent in law to possession of the goods.

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万方数据库使用布尔逻辑算符anD./or/not.其中A.anD.B表示（）。

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The safety of the port should（）in respect of a vessel properly manned and equipped，and navigated and handled without negligence and in accordance with good seamanship.

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（）offers a detailed description of tidal theory and its application to the analysis and prediction of tides and tidal streams.

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