transmissivity
/ˌtran(t)sməˈsivətē How to pronounce transmissivity (audio) -nzm-/ (ame, mw)
transmissivity — 名詞
1. the degree to which a material or system lets light, heat, sound, or another kin
透過性
物質讓光、熱或能量通過的程度
the degree to which a material or system lets light, heat, sound, or another kind of energy pass through it
The lab compared the glass panels by measuring each panel's solar transmissivity.
實驗室比較那些玻璃板時，測量了每一片的太陽能透過性。
measure transmissivity of a material
Engineers chose the roof film for its high transmissivity, keeping the greenhouse bright in winter.
工程師選用這種屋頂薄膜，是因為它的透過性高，讓溫室在冬天仍然明亮。
high transmissivity in a practical design choice
Mina checked the aquifer report because low soil transmissivity would slow the cleanup project.
Mina 查看含水層報告，因為土壤透過性低會拖慢整個整治計畫。
During the telescope test, the team rejected a filter with poor transmissivity in blue light.
在望遠鏡測試期間，團隊淘汰了一片在藍光範圍透過性不佳的濾鏡。
- transmission
broader; it can mean the act of sending energy or information, not just the property of letting it pass
- permeability
often used for liquids or gases moving through a substance rather than for light or radiation
- transparency
usually focuses on visible light and how clearly you can see through something
- opacity
used when a material blocks light instead of letting it pass through
- insulation
used when a material is designed to stop heat or electricity from passing through
文法句型
transmissivity of [material/system]
用法筆記
Used mainly in technical writing. It is usually described with words such as high, low, optical, solar, thermal, or hydraulic rather than with everyday adjectives.