• 2021-04-14 问题

    【单选题】临床上药物的治疗指数是指 A. ED 50 /LD 50 B. LD 50 /ED 50 C. LD 5 /ED 95 D. ED 95 /LD 5 E. LD 1 /ED 95

    【单选题】临床上药物的治疗指数是指 A. ED 50 /LD 50 B. LD 50 /ED 50 C. LD 5 /ED 95 D. ED 95 /LD 5 E. LD 1 /ED 95

  • 2022-06-01 问题

    下列关于治疗指数计算方法正确的是: A: ED<sub >50</sub>/ LD<sub >50</sub> B: .LD<sub >50</sub>/ED<sub >50</sub> C: ED<sub >9</sub><sub >0</sub>/ LD<sub >1</sub><sub >0</sub> D: LD<sub>1</sub><sub>0</sub>/ED<sub>9</sub><sub>0</sub>

    下列关于治疗指数计算方法正确的是: A: ED<sub >50</sub>/ LD<sub >50</sub> B: .LD<sub >50</sub>/ED<sub >50</sub> C: ED<sub >9</sub><sub >0</sub>/ LD<sub >1</sub><sub >0</sub> D: LD<sub>1</sub><sub>0</sub>/ED<sub>9</sub><sub>0</sub>

  • 2022-06-06 问题

    ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)

    ask(ed) A: want(ed) B: pleas(ed) C: carri(ed) D: help(ed)

  • 2022-06-06 问题

    Add -ed or -ion to or remove them from the following words to form new words. -ed content ➝ 1)____________ compressed ➝ 2)____________ complicated ➝ 3)______________ -ion identify ➝ 4)_____________ justify ➝ 5)______________ qualify ➝ 6)______________ illustrate ➝ 7)______________ exhibition ➝ 8)______________ extend ➝ 9)______________ interpret ➝ 10)______________ plant ➝ 11)______________ perceive ➝ 12)______________

    Add -ed or -ion to or remove them from the following words to form new words. -ed content ➝ 1)____________ compressed ➝ 2)____________ complicated ➝ 3)______________ -ion identify ➝ 4)_____________ justify ➝ 5)______________ qualify ➝ 6)______________ illustrate ➝ 7)______________ exhibition ➝ 8)______________ extend ➝ 9)______________ interpret ➝ 10)______________ plant ➝ 11)______________ perceive ➝ 12)______________

  • 2021-04-14 问题

    /ananas/latex/p/1802

    /ananas/latex/p/1802

  • 2022-05-27 问题

    可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD

    可靠安全系数是指() A: LD/ED B: ED/LD C: LD/ED D: LD/ED E: ED/LD

  • 2022-06-26 问题

    产权比率为4:5,则权益乘数为() A: 5:4 B: 9:4 C: 9:5 D: 5:9

    产权比率为4:5,则权益乘数为() A: 5:4 B: 9:4 C: 9:5 D: 5:9

  • 2022-05-30 问题

    安全界限为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED

    安全界限为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED

  • 2022-05-26 问题

    需求富有弹性表示为()。 A: Ed>0 B: Ed<0 C: Ed>1 D: Ed<1

    需求富有弹性表示为()。 A: Ed>0 B: Ed<0 C: Ed>1 D: Ed<1

  • 2022-05-29 问题

    半数有效量为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED

    半数有效量为() A: LD B: ED C: LD/ED D: LD/ED E: LD/ED

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