Koj yuav piav txog tooj dag li cas?
Koj yuav piav txog tooj dag li cas?

Video: Koj yuav piav txog tooj dag li cas?

Video: Koj yuav piav txog tooj dag li cas?
Video: Yuav tawm ntawm txoj kev txom nyem tau li cas? 2024, Kaum ib hlis
Anonim

tooj dag yog ib qho alloy ntawm tooj liab thiab zinc, inproportions uas tuaj yeem sib txawv kom ua tiav cov khoom siv hluav taws xob sib txawv. Nws yog ib qho kev hloov pauv ntawm cov hlau: cov atoms ntawm ob lub ntsiab lus tuaj yeem hloov ib leeg hauv tib lub pob zeb.

Hauv qhov no, cov yam ntxwv ntawm tooj dag yog dab tsi?

tooj dag yog lub ntsiab lus dav dav rau ntau yam ntawm tooj liab-zinc alloys nrog sib txawv ua ke ntawm cov khoom, suav nrog lub zog, machinability, ductility, hnav-tiv taus, hardness, xim, hluav taws xob thiab thermalconductivity, huv si thiab corrosion kuj.

Kuj Paub, lwm lo lus rau tooj dag yog dab tsi? Synonyms ntawm tooj dag audaciousness, audacity, brashness, brassiness, brazenness, plhu, cheekiness, chutzpah (kuj chutzpa), crust, effrontery, ntsej muag, gall, paj hlwb, nerviness, pertness, presumption, presumptuousness, ntses, sauciness, temerity.

Ua raws li qhov no, qhov tooj dag txhais li cas?

1: ib qho alloy muaj qhov tseem ceeb ntawm tooj liab thiab zincinvariable proportions. 2 a:ua tooj dag instruments ofanorchestra los yog band -feem ntau siv nyob rau hauv plural. b:ua tooj dag memorial ntsiav tshuaj. c: ci hlau fittings, tais diav, los yog ornaments.

Puas yog tooj dag sib tov?

tooj dag yog a sib tov cov ntsiab lus ntawm tooj liab thiab zinc. Bronze yog ib sib tov ntawm tooj liab thiab tin. Dej yog ib tug compound ntawm hydrogenandoxygen.

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