英语词汇“to go critical”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

Phrases

to go critical.

a. Nuclear Physics. Of a nuclear reactor or fuel: to reach the point of sustaining a steady fission chain reaction. Cf. sense A. 4b.

ΘΚΠ

the world > matter > physics > atomic nucleus > nuclear fission > nuclear reactor > of reactor: become self-sustaining [verb (intransitive)]

to go critical1947

1947 C. K. Beck et al. Crit. Mass Stud.: Pt. 1 (NSA Techn. Rep. A-4716) vi. 18 Effect of intermixed hydrogen on critical mass... Did not go critical.

1957 New Scientist 26 Dec. 6/2 The prototype reactor went critical at the end of 1954.

1970 Nature 21 Nov. 704/1 Sizewell B will be the largest nuclear power station in Britain when the last of its four reactors goes critical in 1977.

2011 M. Irvine Nucl. Power: Very Short Introd. ii. 28 Natural uranium..will not go critical at any mass without a moderator to increase the number of slow neutrons which are the dominant fission triggers.

b. In extended use, with reference to a project, organization, etc.: to begin to operate successfully or effectively.figurative in quot. 1955, with reference to Phrases a.

ΚΠ

1955 Sci. News Let. 6 Aug. 83/1 The possibility of really putting atoms to work for the good of the world will go ‘critical’, to use a term applicable to the atomic reactor.

1992 Times 8 July 27/1 Bristol Airport..is about to ‘go critical’. That will come when more than a million passengers a year pass through the terminal.

1996 Earth Matters Summer 4/2 By the end of that year, there were six staff, eight local campaigning groups had formed and 1,000 supporters registered. Friends of the Earth had gone critical.

c. In later use (in sense A. 2b): to reach a crisis or tipping point; to reach a very serious or dangerous point.

ΚΠ

1956 Galveston (Texas) Daily News 22 May 7/6 An alleged ‘prowler’ who was stabbed..was reported in a condition that ‘could go critical at any time’ by his physician.

1985 N.Y. Times (Nexis) 3 Feb. (Late City Final ed.) 11li 2/1 The car plowed straight for the guardrail. I had to tap the brake; the skid went critical.

2011 Independent (Nexis) 28 June The situation went critical when he and his wife separated and last year embarked on acrimonious divorce proceedings.

单词	to go critical
释义	> as lemmas to go critical Phrases to go critical. a. Nuclear Physics. Of a nuclear reactor or fuel: to reach the point of sustaining a steady fission chain reaction. Cf. sense A. 4b. ΘΚΠ the world > matter > physics > atomic nucleus > nuclear fission > nuclear reactor > of reactor: become self-sustaining [verb (intransitive)] to go critical1947 1947 C. K. Beck et al. Crit. Mass Stud.: Pt. 1 (NSA Techn. Rep. A-4716) vi. 18 Effect of intermixed hydrogen on critical mass... Did not go critical. 1957 New Scientist 26 Dec. 6/2 The prototype reactor went critical at the end of 1954. 1970 Nature 21 Nov. 704/1 Sizewell B will be the largest nuclear power station in Britain when the last of its four reactors goes critical in 1977. 2011 M. Irvine Nucl. Power: Very Short Introd. ii. 28 Natural uranium..will not go critical at any mass without a moderator to increase the number of slow neutrons which are the dominant fission triggers. b. In extended use, with reference to a project, organization, etc.: to begin to operate successfully or effectively.figurative in quot. 1955, with reference to Phrases a. ΚΠ 1955 Sci. News Let. 6 Aug. 83/1 The possibility of really putting atoms to work for the good of the world will go ‘critical’, to use a term applicable to the atomic reactor. 1992 Times 8 July 27/1 Bristol Airport..is about to ‘go critical’. That will come when more than a million passengers a year pass through the terminal. 1996 Earth Matters Summer 4/2 By the end of that year, there were six staff, eight local campaigning groups had formed and 1,000 supporters registered. Friends of the Earth had gone critical. c. In later use (in sense A. 2b): to reach a crisis or tipping point; to reach a very serious or dangerous point. ΚΠ 1956 Galveston (Texas) Daily News 22 May 7/6 An alleged ‘prowler’ who was stabbed..was reported in a condition that ‘could go critical at any time’ by his physician. 1985 N.Y. Times (Nexis) 3 Feb. (Late City Final ed.) 11li 2/1 The car plowed straight for the guardrail. I had to tap the brake; the skid went critical. 2011 Independent (Nexis) 28 June The situation went critical when he and his wife separated and last year embarked on acrimonious divorce proceedings. extracted from criticaladj.n. < as lemmas
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