黑螺科 的英文怎麼說
中文拼音 [hēiluókē]
黑螺科
英文
melaniidae-
The second affiliated hospital of harbin medicine university, founded in 1954, has 1020 sickbeds and undertakes 42 national scientific research programs with 29 academic awards. it is the most famous compehensive hospital integrating medical treatment, teaching and scientific research well - equipped with whole - length helix ct, ect, mri, dsa, color ultrasound, high pressure oxygen storehouse and that kind of modern medical devices in heilongjiang province
哈爾濱醫科大學附屬第二醫院創建於1954年，共設有床位1020張，承擔國家級科研課題42項，獲得科研成果獎29項，是黑江省內著名的醫療教學科研綜合性醫院，擁有全身螺旋ct ect mr dsa彩色超聲高壓氧倉等現代化高精尖醫療設備。We can only detect the brightening of the occulted object by the " focusing " action of the gravitation lens. this effect is called microlensing. theoretically, einstein ring is formed whenever occultation happens
由於黑洞的強大引力，它會吞噬伴星上的物質，但這些物質並不會直墮進黑洞內，而是以螺旋狀軌跡卷進去，形成一個旋渦盤，所以科學家稱之為吸積盤。
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