Some problems existed in Chinese re industry are pointed out.

指出了我国稀土行业存在的问题。

youdao

The present problems existed in crude benzol recovery process of WISCO is analyzed.

分析了目前武钢粗苯回收工艺存在的问题。

youdao

First, from the survey data of Dalian city, problems existed in transit network are analyzed.

首先通过在大连市的调查，对公交线网存在问题进行了剖析。

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These social problems also existed before Ms.Tymoshenko and her allies launched the Orange Revolution, in which they pledged reforms and prosperity.

VOA: standard.2010.02.14

But Mr Hennighan said problems existed in the town before the supermarket giant made its decision.

BBC: Machynlleth: Campaign to rejuvenate 'rundown' town

But Sir Alec said that economic problems now existed, for example in the labour market, that Keynes had not foreseen.

ECONOMIST: Sir Alec Cairncross

And we are still working through the backlog of problems that existed.

CNN: On New Orleans visit, Obama tells critics, 'I'm just getting started'