| 单词 | flame test |
| 释义 | flame test noun[C] chemistryspecializeduk/ˈfleɪm ˌtest/us/ˈfleɪm ˌtest/amethodused byscientiststodiscoverwhether asubstancecontainsmetalions 焰色试验，火焰试验法（用来测试物质中是否含有某种金属的方法）Laboratory equipment
Examplesofflame testflame test The first was that the means already exist to fireproof up to the standards specified in the regulations, including theflametest. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 That is but one reason why she must restore theflametestto the regulations immediately. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Therefore, it would be wise if we saw a date when the openflametestmight apply. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 That is one reason why theflametestshould be included. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 I regret that the regulations do not give the protection that would have been given had the nakedflametestbeen included. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 I give him the undertaking which he sought that theflametestwill be introduced as soon as possible. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Such a nakedflametestwould complement the existing cigarette test. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Theflametestis in many ways more important than the cigarette test. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 I am sure that it would not be imposible or even dauntingly difficult for the industry to comply with theflameteststandard. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 If no material passes the nakedflametest, the choice is either to flout the regulations or virtually to destroy or do serious damage to an important industry. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The regulations were drawn up a year ago, and it was seen fit to include theflametestand the smouldering cigarette test side by side. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 We should not give anyone the impression that if upholstered furniture which contains polyurethane foam has passed the cigarette test and/or theflametestthere is no danger. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The principle of the atomic emission spectrum explains the varied colors in neon signs, as well as chemicalflametestresults (described below). From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.In principle, it is a controlledflametestwith the intensity of the flame colour quantified by photoelectric circuitry. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Theflametestis relatively quick and simple to perform, and can be carried out with the basic equipment found in most chemistry laboratories. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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