今年9月1日，法斯霍拉下达通告，禁止欧卡达在沿海城市的多条主道与桥梁上行驶，同时也禁止他们一次运载的乘客不得超过一人。

On September 1st Mr Fashola banned okadas from many of the coastal city's main roads and Bridges. He has also forbidden riders to carry more than one passenger at a time.

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与基于特征法的其它类似方法相比，C - I法给出了下行和上行波场更明确的描述。

In contrast to other similar schemes based on characteristic method, the C-I scheme gives a clear view for down-going and upcoming wave fields.

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采用溶剂萃取法和上行硅胶柱层析法分离加兰他敏。

The solvent extraction and upstream silica gel column chromatography are combined to separate galanthamine.

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