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【单选题】
正常运动单位电位,下列哪错误的A.
相位数为2～3相
B.
振幅300μV～5mV
C.
上升时间小于0.5ms
D.
多相运动单位电位（多于四相）＞15％
E.
电位时限3～16ms
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反馈参考答案：
举一反三
【单选题】下列加点的字读音全都正确的一组是( )
A.
巡（xún)视 狩（shǒu)猎 凤毛麟（líng)角
B.
乞（qǐ)求 咣（guāng)当 忐忑（tǎntè)不安
C.
蹊跷（xīqiāo) 牦（háo)牛 开膛（táng)破腹
D.
朝觐（jìng) 磨蹭（cèng) 沉甸（diān)甸
【简答题】Xixiyang Industrial Co., Ltd. has signed a purchase and sale contract with Enterprise A. The contract stipulates that the company produces and installs two elevators for Enterprise A. The contract pri...
【单选题】The nurse is assessing a patient who is 6 hours postpartum after delivering a full-term healthy newborn. The patient complains to the nurse of feelings of faintness and dizziness. Which nursing action...
A.
Raise the head of the patient's bed.
B.
Obtain hemoglobin and hematocrit levels.
C.
Instruct the patient to request help when getting out of bed.
D.
Inform the nursery room nurse to avoid bringing the newborn to the patient until the patient's symptoms have subsided.
【单选题】The _____ activities of a firm have to do with creating the product, marketing and delivering the product to buyers, and providing support and after-sales service to the buyers of the product.
A.
support
B.
subordinate
C.
helping
D.
primary
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