Using natural language processing techniques, they analyzed some 43,000 files, containing more than 1.2 billion words.

他们使用自然语言处理技术，分析了大约4.3万份文件，包含超过12亿个单词。

To do this, the food writer explains, the military had to find many new food processing techniques.

食品作家解释道，为了做到这一点，军队不得不寻找许多新的食物加工技术。

The recordings were divided by acoustic features that used speech processing techniques to track pitch and voice warble and intensity.

使用语音处理技术追踪语调的起伏、颤动和强度，然后根据声学特征对录音进行区分。

Audio processing techniques like applying a low-pass filter to minimize salient events and adding reverb make sounds fade into the background.

音频处理技术（例如应用低通滤波器以最大程度地减少突出事件和添加混响）使声音淡入背景。

Traditional tea processing techniques and their associated social practices in China were added to UNESCO's Representative List of the Intangible Cultural Heritage of Humanity on Tuesday.

11月29日，中国传统制茶技艺及其相关习俗列入联合国教科文组织人类非物质文化遗产代表作名录。

The basic processing techniques of modern Pu'er tea include seven main steps: fresh leaf picking, spreading fresh leaves for cooling, fixation, kneading, sundrying, pile fermentation, autoclaving and desiccating.

现代普洱茶的基本加工工艺包括七个主要步骤：鲜叶采摘、铺鲜叶冷却、固定、揉捏、晒干、渥堆、高压灭菌和干燥。