Under stringent control, the spent grains from the mash are separated to get a clear, golden liquid called wort. Finest hop are added into the wort to boil with the mixture.

经过严格控制，将谷物渣由麦芽浆分隔出来，然后提取清澈金黄的麦芽汁，再将槐花加入麦牙汁中煮滚。

youdao

Royal Bird's Nest products are made from Top-quality Bird's Nest harvested under leading manufacturing technology and the most stringent quality control system.

御燕廷即食燕窝系列产品采用精选上等燕窝，以先进的生产工艺及严格的质量管理体系制造。

youdao

They were also under stringent quality control, well managed and well coordinated.

品牌有妥善的管理及统筹，而其使用有严格的监管。

youdao

In return for the bailout, Bangkok must meet certain stringent conditions -- such as reducing the current-account deficit and keeping inflation under control -- through a tough austerity program.

CNN: Getting Down to Work