| 释义 |
helium isotope ratio
- 氦同位素hài tóng wèi sù
helium isotope
- 镤同位素pú tóng wèi sù
protactinium isotope
- 钚同位素bù tóng wèi sù
plutonium isotope
- 镉同位素gé tóng wèi sù
cadmium isotope
- 钌同位素liǎo tóng wèi sù
ruthenium isotope
- 锶同位素sī tóng wèi sù
strontium isotope
- 盈利比率yíng lì bǐ lǜ
profitability ratio; profit ratio; earnings ratio
- 放射性同位素fàng shè xìng tóng wèi sù
radioactive isotope
- 展弦比zhǎn xián bǐ
aspect ratio; span-chord ratio
- 速比sù bǐ
gear ratio; velocity ratio; speed ratio
- 角速比jiǎo sù bǐ
angular velocity ratio; angular speed ratio
- 噪声比zào shēng bǐ
noise ratio; signal-nosie ratio; speech-noise ratio
- 泊桑比bó sāng bǐ
Poisson's ratio
- 隙灰比xì huī bǐ
void cement ratio
- 氦hài
helium （He）
- 氦灯hài dēng
helium lamp
- 氦气hài qì
helium (He)
- 容积率róng jī lǜ
plot ratio; volume fraction
- 效率xiào lǜ
productiveness; efficiency; productivity; workpiece ratio
- 匝比zā bǐ
turn ratio; ratio of winding
- 阻尼比zǔ ní bǐ
damping ratio; subsidence ratio
- 氦化学元素hài huà xué yuán sù
helium
- 氦气瓶hài qì píng
helium tank
- 钐同位素shān tóng wèi sù
samarium isotope
- 铊同位素tā tóng wèi sù
thallium isotope
|