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单词 turbomolecular
释义

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turbomolecular
turbomolecular adj.
Brit. /ˌtəːbəʊməˈlɛkjᵿlə/
,
U.S. /ˌtərboʊməˈlɛkjələr/
Physics applied to a type of high-vacuum pump in which momentum is imparted to molecules by a high-speed rotor inside a stator, both of which possess inclined slots or blades designed so as to cause the molecules to move axially towards the outlet.
ΚΠ
1969 Gloss. Terms Vacuum Technol. (B.S.I.) 17 Turbo-molecular pump, a molecular drag pump in which the rotor has inclined slots or blades moving between corresponding slots or blades in a stator.
1976 Physics Bull. Nov. 499/2 The vacuum system is kept at 10–7 Torr by about 650 sputter ion pumps and 80 turbomolecular pumps.
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