ra-b 中文意思是什麼

ra-b 解釋
Ra-B =radium-B 【化學】鐳 B.
  • ra : n. 【埃及神話】太陽神。Ra1=radium 【化學】鐳。
  • b :
  1. Fig. 1 - 1 a, straight ( rectangular ) tourniquets fit optimally on cylindrical limbs. b, curved tourniquets best fit conical limbs. ( from pedowitz ra, gershuni dh, botte mj, et al : clin orthop 287 : 237, 1993

    圖1 1a直(長方形)止血帶最適合用於柱狀的肢體。 b弧形止血帶適用於圓錐形的肢體。
  2. 1 cummins b 狼 之 友 auckland m , cummins p. cardiac - specific tropinin i , ra dioimmunoassay in the diagnosis of acute myocardial infarction. am heart j , 1987 , 113 ( 6 ) : 1333

    3李靜,胡大一腸胃疾病癥狀頊志敏,等.血清心臟肌鈣蛋白i在急性心肌梗塞中的臨床價值.中國循環雜志, 1999 , 14 ( 9 ) : 42
  3. The mechanical parameters at high temperatures - reduction in area ( ra % ) and tensile strength ( o b ) are measured by means of gleeble - 2000 thermal simulating machine. fracture surfaces are analyzed by scanning electron microscopy and optical microscopy. the segregation of sn is also examined by auger electron spectroscopy

    通過測定試驗鋼種的高溫力學參數(斷面收縮率ra和抗拉強度_ b ) ,觀察金相顯微組織,分析掃描斷口形貌,測試第二相析出物和俄歇能譜試驗等方法,研究了殘留元素sn及冷卻速率對高溫力學性能的影響。
  4. Note : a ) the statistical coverage of enterprises group in 2003 include the state pilot enterprises groups ratified by the state council and the enterprises of various types ra b ) the data covered in this table for the year 2003 has been subject to change

    注: 1 . 2003年企業集團統計范圍包括:由國務院批準的國家試點企業集團和國務院主管部門、自治區人民政府及有關部門、各地州市人民政府及有關部門批準以2 .本表2003年數據匯總范圍有調整。
  5. If ra is the least inverse semigroup congruence on 5s, and a relation on s is defined by, i. e. that for a, b s, then 7 is the least inverse semigroup congruence on s, and conversely, if 7 is the least inverse semigroup congruence on 5, then is the least inverse semigroup congruence on sa, and

    Exa , besasa a , nehh ,則1為s上的最小逆半群同余,且viso s反之,若7為s上的最小逆半群同余,則w二叫汀aey )為sa上的最小逆半群同余,且丁uth
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