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【单选题】
有关痛经不正确的是()A.
行经前后或月经期出现下腹痛或其他不适，以致影响生活和工作质量称为痛经
B.
痛经分为原发性痛经和继发性痛经
C.
原发性痛经指生殖器官无器质性病变
D.
继发性痛经指生殖器官有器质性病变
E.
原发性痛经应给予前列腺素治疗
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皮皮学刷刷变学霸
举一反三
【简答题】power, generate, solar panels, wind turbine, water, haul, nearby town
【简答题】The beam concentrated from the sun rays is used to heat __________ that is used to generate power.
【单选题】Which of the following types of power is most likely to generate followers’ resistance?_____
A.
legitimate power
B.
reward power
C.
coercive power
D.
personal power
【单选题】In an AC motor you send electricity power to to generate magnetic field.
A.
stator coil
B.
rotor coil
C.
commutator
D.
brushes
【简答题】my favorite sport
【判断题】Water must be moving to generate power. A quiet lake may have the potential to generate power, but nothing happens until the water moves.
A.
正确
B.
错误
【简答题】pls choose one of the following topics and prepare 1 minute’s talk , submit your recording within two days. My favorite food /My favorite color/My favorite season/My favorite book/My favorite song/ My...
【简答题】电路主要由哪些部分组成 ? 它们的主要功能是什么 ?
【简答题】My favorite sport
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