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- Free radical which consists of unpaired electron、ultrashort half life period and high reaction play an important role in maintaining normal physiological function. 自由基是一類含有未成對電子的原子或原子團、半衰期極短且具有高度反應活性的物質,在維繫人體正常生理功能中起著重要作用。
- Cefixime is characterized by broad spectrum, long half life period, less cross resistance to chemical reagent, small use dosage and wide scope of application. 頭孢克肟抗菌譜廣、半衰期長、交叉耐藥性小、用藥劑量小、適應症廣泛。
- The sustained-release preparation of recombinant human growth hormone can improve biological availability, prolong half life period, reduce drug adverse reaction.It can provid more means for therapy. 摘要重組人生長激素長效緩釋製劑可提高藥物生物利用度，延長藥物半衰期，減少藥物不良反應，給疾病的臨床治療提供了更多的手段和可能。
- Keywords Spirulina;Carotin;Half life period; 螺旋藻;胡蘿蔔素;半衰期;
- Keywords dinitrotoluene;meta nitrochlorobenzene;speed constant of photolysis;half life period; 二硝基甲苯;間硝基氯苯;光解速率常數;半衰期;
- The half life of the uncharged pion is 6×??. 中性兀介子的半衰期為6×?得搿?/uk>
- The half life of the uncharged pion is 6?? 中性兀介子的半衰期為6×?得搿?/UK>
- half life periodn. 半衰期
- biological half life period 生物學半衰期,生物半衰期
- cited half life period 被引半衰期
- effective half life period 有效半衰期
- He's been lucky all his life and has never had to find out how the other half lives. 他享了一輩子的福，從來不知道窮人生活的滋味。
- Half the world knows not how he other half lives. 飽漢不知餓漢飢。
- Each of these degradations represents an economic life period in a different service. 每一次降級均代表在不同服務崗位上的經濟壽命期。
- One half of the world do not know the other half lives. 各地各風，難以溝通。
- One half of the world does not know how the other half lives. 貧富不相知。?飽人不知餓人飢。?一家不知一家難。
- Thermomechanical stress of its lining is a major impact that affects its life period. 本文運用有限單元法,對鋼包底的溫度場和應力場進行了數值模擬。
- In contrast, the warm rain process is characterized by short life period, more pronounced rearward tilt structure and extension of stratiform cloud. 相比之下，暖雨過程中颮線的生命周期縮短，而系統傾斜結構更明顯，層狀雲區的發展比較旺盛。
- People are waiting for more games that support the newer EAX 3 and 4.I bet Half Life 2 and Doom III will be among them. 人們正在等候支援較新的 EAX 3 的較多遊戲和 4.;我打賭了一半的生活 2 而且命中注定 3 將會是在他們之中。
- IV administered DMPS has a half life of approximately 2 hours, with over 95% being excreted in 12 hours. 靜脈注射DMPS半衰期約2小時，超過95%25會在12小時內排出。
