DMD chip is the core device of digital mask technology, and it has such advantages as high resolve, gray level, and so on.

数字掩模技术的核心器件是数字微镜芯片，它具有较高的分辨率和灰度等级等优点。

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After mask oxygen inhalation, the blood flow velocity returned to preoperative level.

面罩吸氧后脑血流速度又恢复至手术前状态。

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You think hiding behind a mask can elevate your art? The highest level is to use your own face and turn it into a mask.

说什么戴着面具的表演是最高境界的表演，最高境界的表演是将自己的脸变成面具。

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For instance, his approach of examining data at a global level, while statistically sound, tends to mask local environmental trends.

ECONOMIST: ��The Skeptical Environmentalist��