What is the ratio of men to women in the department?(这个部门的男女比例是多少?)
The oxygen isotope ratio of the ocean changes as a great deal of water is withdrawn from it by evaporation and is precipitated as snow to form glacial ice.(随着大量的水通过蒸发被抽离,并以雪的形式沉淀形成冰川冰,海洋中氧同位素的比率就发生了变化。)
The ratio of liquid to solid cargo shipped across the Ramian Sea did not vary significantly over the period.(在此期间,通过拉米恩海运送的液体和固体货物的比例没有明显变化。)
The ratio of applications to available places currently stands at 100:1.(目前,申请人数和就业岗位的比例为100:1。)
A titanic impact could have stripped away a portion of its rocky mantle, leaving behind a metallic core whose density is out of proportion with the original ratio of rock to metal.(超大碰撞可能剥去了水星的一部分岩石地幔,留下了一个金属核心,其密度与原来的岩石与金属的比例相比大得不成比例。)
The school has a very high teacher-student ratio.(这所学校的师生比例很高。)
CLIA using acridinium ester derivatives as chemiluminescent label has advantages of low background and high signal-to-noise ratio.(以吖啶酯衍生物为发光标记物的CLIA的特点是:自然本底低和信噪比高。)
Shares are deemed pricey when the p/e ratio is above its long-run average.(如市盈率超出长期平均状况,股份价格即被视为昂贵。)
For the eccentric model, Hipparchus found for the ratio between the radius of the eccenter.(对于偏心模型,希帕克斯发现了偏心半径之间的比率。)
An increasing ratio of mistakes, perhaps induced by tiredness, crept into her game.(可能是因为疲劳,她在比赛中的错误率不知不觉地升高了。)