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单词 softening agent
释义

> as lemmas

softening agent
a. General attributive, typically designating preparations, devices, etc., used to soften materials, as softening agent, softening process, etc.
ΚΠ
1644 G. Hughes Dry Rod Blooming ii. x. 63 The awakening power, the awing power, the convincing power, the softning power, and reforming power of the Rod.
1737 Dublin Soc. Weekly Observ. 22 Nov. 221 By the help of..the softening Engines, too much harshness may in a great measure be remov'd.
1835 Medico-chirurg. Trans. 19 136 In the early formation of abscess..this softening process may be satisfactorily observed.
1839 A. Ure Dict. Arts 767 The softening tool is an iron plate.
1888 Daily News 7 June 6/7 The softening plant.
1911 C. Palmer Geochem. Interpr. Water Analyses 5 The hardening constituent, calcium, being removed simultaneously from the hard water and from the softening agent.
1955 Changing Times May 24/1 You can order soft water service, which includes the use of a softening unit.
1986 Jrnl. Paleontol. 60 958/1 The adhesive properties of the paraffin wax can be increased from the outset by blending with a softening agent such as kerosene or lard.
2013 M. M. Benjamin & D. F. Lawler Water Quality Engin. ix. 410/1 In the softening process, the reagents are added in a rapid-mix step to ensure uniform distribution.
extracted from softeningn.
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更新时间:2024/12/24 1:16:11