Higher quality steels have been required since train speeded-up, resulting in some problems such as the quality and type of ferroalloys.

火车提速后，对钢材质量提出了更高的要求，从而引发了铁合金的质量和品种问题。

youdao

The train soon speeded up.

火车很快加速了。

《牛津词典》

The testing and approval of new drugs will be speeded up.

新药的检测与审批将会加速。

《柯林斯英汉双解大词典》

This is likely to include speeded-up tribunal hearings and temporary contracts.

ECONOMIST: Mexico��s presidential election

Senators plan to offer a speeded-up pathway to citizenship to farm workers already in the country illegally who've worked in the industry for at least two years.

NPR: Tentative Deal On Immigration Farm Workers

In an ideal world Mr Brown would govern as best as he can till the late autumn, oversee the implementation of the speeded-up Kelly reforms, thus drawing the sting from the expenses scandal, and then call an election to clear the air.

ECONOMIST: Gordon Brown