| 摘要 |
A device for determination of methane amount in earth includes a pipe, a locking element, a fitting. Additionally it is equipped with a vessel that is placed in the upper part of the pipe and is tightened at one side with a fitting installed on the surface of the vessel. At the other side it is tightened with a locking element that connects the vessel to the pipe, volume of the vessel is chosen as not less than 1 liter, and diameter of the pipe not less that 1/20 of its length. |
