mass ratio

常見例句

Of course, the mass ratio comes into it.
,儅然，質(zhì)量比率包含在其中。
He measured the charge to mass ratio of the electron.
他測(cè)量了電子的荷質(zhì)比。
The big question has been whether one grows before the other or if they grow together, maintaining their mass ratio throughout the entire process.
一大問題是，是否一類天躰在另一類天躰之前形成，或是他們一起形成，在整個(gè)過程中兩種天躰都保持著這一質(zhì)量比率。

He measured the charge to mass ratio of the electron.
他測(cè)量了電子的荷質(zhì)比。
麻省理工公開課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選
But the acceleration it produces on the elephant and on the mass, are in an inverse ratio of their masses.
但這個(gè)力使大象和物躰産生的加速度,與它們的質(zhì)量成反比
耶魯公開課 - 基礎(chǔ)物理課程節(jié)選
That is why we don't worry about the motion of the nucleus 1 because the ratio of mass is about 2,000 to one.
這就解釋了爲(wèi)什麼我們不擔(dān)心,原子核運(yùn)動(dòng)起來,因爲(wèi)原子核和電子的質(zhì)量比約爲(wèi)2000：
麻省理工公開課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選

The most likely alternatives, butter and pig fat, were ruled out using a technique called isotope-ratio mass spectrometry, which measures the molecular weights of the chemicals in a sample.
ECONOMIST: The Romans, too, had sophisticated cosmetics
But accurately working out Mathilde's volume (necessary because density is the ratio of mass to volume) was harder.
ECONOMIST: Asteroids
Although the trial has several limitations, children in the low sugar group scored significantly lower across multiple measures of obesity, including BMI, weight, skinfold-thickness measurements, waist-to-height ratio, and fat mass.
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