There are many apprehensions and curiosities surrounding hash in the United States -- most stemming from the fact that hash is a continuously growing and versatile term. In reality, hash, or hashish, ...

Since 1984, the EPA has developed its own methods and acceptance criteria to regularly monitor organic pollutants within wastewater matrices. The revised version of EPA Method 625 includes the basic, ...

The core of this patent lies in constructing an intelligent voice interaction system for water conservancy based on large models. The system enables users to query water data through voice commands, ...