Most of these micro-organisms cause no problem, and many, like the ones that normally live in the digestive tract and produce life-sustaining nutrients, are essential to good health.

大多数这些微生物不会引起任何问题，而且许多微生物，像那些通常寄生在消化道并产生维持生命的养分的微生物，对良好的健康是必不可少的。

youdao

This research work has solved the problem of batch processing micro-optical elements. It is significance in developments of technology and economy.

这一研究基本解决了微光学元件的低成本批量生产问题，具有重要的技术和经济价值。

youdao

Therefore, it's very important of micro adhesion testing technology in studying adhesion problem of MEMS.

因此，对于MEMS粘着问题的研究，微观粘着测试技术显得极为重要。

youdao

Another problem with enterprises without enterprise app stores: the micro-transaction problem .

FORBES: 14 Things I Learned At the Mobile Enterprise Summit

There again, part of the problem is the instinct to micro-manage.

ECONOMIST: South Africa

The problem with installing micro turbines in built-up areas is two-fold.

CNN: Can 'small wind' reap big rewards?