activity constant 中文意思是什麼

activity constant 解釋
放射性常數活性常
  • activity : n. 1. 活動；活躍；動作；活動力；能動性。2. 活性；放射性。3. 機能，功能。4. 〈美國〉機構。5. 〈pl. 〉 活動范圍。
  • constant : adj 1 恆定不變的，固定的，穩定的，恆久的；繼續不斷的。2 不屈不撓的，堅韌的。3 忠實的，有節操的。n...
  1. The general watched the constant activity of men and trucks out of all the bivouacs in the jungle adjacent to the beach.

    將軍每天也親眼看到海灘附近一帶的叢林里各個營地上出人出車，忙忙碌碌。
  2. This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan

    在里氏木霉rutc - 30的基礎培養基（ mandels營養液）中加入固定碳源乳糖和槐豆膠，然後將可變碳源（雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖）進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗，並以槐豆膠為底物用3 ， 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基，用該培養基培養的里氏木霉（ t . reesei ） rutc - 30使其轉錄的-甘露聚糖酶（ - 1 ， 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ） mrna量能夠滿足rt - pcr的要求。
  3. Abstract : determined the power - time curves of the promoter bacteria of ganoderma lucidum for e. coli, using 2277 thermal activity moniter, a new experimental model of promoter bacteria growth were established. the growth rate constant and heat output at different concentration of ganoderma lucidum have been calculated. from - c and q - c curves the optimum concentration has also been established

    文摘:用熱活性檢測儀測定了天然藥物靈芝對大腸桿菌起促菌作用的熱功率-時間曲線，並根據曲線建立了細菌生長的新的實驗模型，按新模型計算了促菌作用下的生長速率常數，發熱量及最佳促菌濃度。
  4. Cuhk achieves new surgical management of emphysema emphysema is a common debilitating condition among chronic smokers and characterized by a constant sense of breathlessness, limiting their physical activity

    肺氣腫是一種常見的慢性疾病，患者主要為長期吸煙者，患者有持續性的呼吸困難，其活動能力因而大大受到限制。
  5. The protein level of cyclin e increased lightly after 2gy, but it increased from 1 to 24 h after logy, level of cyclin e associated with cdk2 increased in response to logy, at the same time, there was no significant changes in the level of cdk2, while cdk2 levels remained constant in hela cells. our results indicated that the kinetics of cyclin e / cdk2 kinase activity reflected the increase in cyclin e expression levels

    Cycline蛋白表達水平在zgy照射后略有增加， 1ogy照射后lh開始增加，持續到24h ，但ir后cdkz蛋白水平未發生變化，通過免疫共沉澱檢測了10gy照射后edkz與cydine結合，發現隨著照射時間的延長， cycline與cdkz結合量增多，這說明cycline蛋白水平的增加能反映cycline / cdkz的激酶活性。
  6. The energetic ram needs to be engaged in constant activity

    精力充沛的「白羊」要忙於各種日常活動。
  7. Rapid communication, plus increased access to it in the home, at work, and in educational establishments, could mean that learning becomes a truly lifelong activity ? an activity in which the pace of technological change forces constant evaluation of the learning process itself

    快速的通信，加上在家裡、工作場所和教育機構使用信息技術機會的增多，可能意味著學習成為一項真正持續終生的活動? ?在這項活動中，技術變化的速度迫使我們要對學習過程本身不斷作出評估。
  8. Amidolytic assay of thrombin approved that the recombinant haemadin does have the antithrombin activity. its inhibition constant

    通過以chromozym th為底物的凝血酶酰胺水解實驗證實了其體外生物學活性：其抑制凝血酶常數為2 . 460 . 13 10
  9. The activity of the phenol biosensor was inhibited by benzoic acid through reversible competitive inhibition mechanism and the inhibition constant is 33. 8 u. m. the inhibition was influenced by ph value of the determined solution and increased with decreasing ph

    苯甲酸對該酚傳感器有競爭性可逆抑制作用，抑制常數為33 . 8 m ；溶液ph對抑制作用有較大影響，抑制作用隨著ph的降低而逐漸增強。
  10. Its cell wet weight increases in 72h and then keeps constant. studies on the partial enzyme characters of recombinant phytase showed that the recombinant phytase had two ph optima ( 2. 5 - 3. 0 and 5. 0 - 5. 5 ) and a temperature optimum 55, and with higher activity under the ph ranged from 4. 5 to 6. 0

    重組植酸酶部分酶學性質的研究結果表明:重組酶在ph值2 . 5一3 . 0和5 . 0一5 . 5時酶活性最高，且在ph4 . 5一6 . 5之間均有較高的酶活性，最適作用溫度為55 。
  11. Being situated at the 5th floor, the centre provides many sport activity projects for the guests such as ping - pong, billiards, bowling and gymnasium constant temperature swimming pool

    位於五樓，為賓客提供乒乓球撞球保球健身房恆溫游泳館等多項健康體育活動項目。
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