According to the principle of the interference of two beams and the buoyancy law, the principle and design of one buoyancy balance for measuring little mass change of a body is discussed.

利用双光束干涉原理与浮力定律，对一台能测定物体微小质量变化的浮力天平原理与设计进行了讨论。

youdao

Tested the ammonia percentage of swimming suit fabric, its elastic recovery and buoyancy in water, and analyzed the relationship between ammonia percentage and the elastic recovery and buoyancy.

测试了针织泳衣面料的氨纶含量、拉伸弹性回复率及水中浮力，分析了氨纶含量与泳衣面料的弹性回复率及水中浮力之间的关系。

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This paper discussed the calculation problem of the buoyancy of water and the engineering anti-buoyancy, elaborated the relationship between whole anti-uplift and partial anti-uplift.

文章讨论了水浮力以及工程抗浮力的计算问题，阐述了地下工程整体抗浮与局部抗浮的关系。

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This mixing is a product of the oceans' density and buoyancy.

VOA: special.2011.06.22

But some analysts are skeptical whether the buoyancy in India's stock markets is sustainable.

VOA: standard.2009.10.16

"Oil floats on water, and so you get the buoyancy or lift.

VOA: standard.2010.06.21

For months, investment banks have been pounding the table with this idea: Even as there are conflicting signals pointing to a double-dip recession, one sector of the economy, luxury, is enjoying renewed buoyancy and that buoyancy is likely to remain even if there are economic shocks in the second half.

FORBES: Luxury: A Bright Spot In A Double-Dip World

Certainly it's a thing we've come to feel is indispensable to our collective buoyancy.

CNN: Our romance with debt -- we'll pay later

They contain a battery-powered pump and bladder, allowing the cylinder to control its buoyancy.

BBC: Cyber-sailors to survey oceans