relative density

常見例句

雙語例句

• Relative density, tensile strength and elongation of sintering specimens were also measured and analyzed.
  并對燒結樣的相對密度、抗拉強度、延伸率等性能進行了測定與分析。
• No natural reactors exist today, as the relative density offissileuraniumhas now decayed below that needed for a sustainable reaction.
  現在不存在自然的核反應了，因為裂變鈾的濃度現在已經衰減到了無法滿足核反應需求的地步。
• These maps show the location and relative density of mangroves, which cover roughly 137,760 square kilometers (53,190 square miles) of Earth’s surface.
  這些地圖顯示了紅樹林的位置和相對分布密度，它們大約占據地球表面的137,760平方千米（53,190平方英里）。

權威例句

• Women must be informed of their own breast density, the associated risks, and the best available screening modalities for breast cancer relative to their breast density.
  FORBES: Beware Overreaching Government Efforts to Detect Breast Cancer
• Epidemiologic studies over the past 40 years have identified numerous risk factors for breast cancer, including: older age, an early age at menarche, a late age at first full-term birth, not having children, a family history of breast cancer in a first-degree relative, greater height, higher circulating estrogen levels, postmenopausal hormone use, breast density, history of breast biopsies, obesity (for postmenopausal breast cancer), and exposure to ionizing radiation.
  FORBES: After 40 Years Of Research, What Do We Know About Preventing Breast Cancer?
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