English Dictionary

cold trap

名詞

In vacuum applications, a device that condenses all vapours except the permanent gases into a liquid or solid, typically to prevent contamination of a vacuum pump.

日本語の意味

真空用途において、永久ガス以外のすべての蒸気を液体または固体に凝縮させ、主に真空ポンプの汚染防止を目的とする装置

Before starting the vacuum pump, the technician fitted a cold trap to condense vapors and protect the pump from contamination.

真空ポンプを始動する前に、技術者は永久ガス以外の揮発性物質を液体または固体に凝縮して真空ポンプの汚染を防ぐ装置を取り付けた。

意味（1）

In vacuum applications, a device that condenses all vapours except the permanent gases into a liquid or solid, typically to prevent contamination of a vacuum pump.

意味（2）

(astronomy) An atmospheric layer that is significantly colder than the adjacent layers both deeper and higher. It keeps ascending gases that have high melting points from escaping the atmosphere by freezing them to a solid which then drops back to the planet surface.

The impact of a large body in the oceans would inject large quantities of water through the tropopause cold trap into the stratosphere and lower mesosphere.

cold traps （ plural ）