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【单选题】
下列哪项提示心电图上有房室交界性期前收缩：A.
提前出现宽大畸形 QRS 波群
B.
提前出现一逆行 P 波
C.
提前出现 P-QRS-T 波群
D.
代偿间歇完全
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皮皮学刷刷变学霸
举一反三
【简答题】将下列句子翻译成中文 However, under China’s regulations, foreign car manufacturers can only produce cars in China when the company is jointly owned and run by a Chinese company.
【简答题】However, under China’s regulations, foreign car manufacturers can only produce cars in China when the company is jointly owned and run by a Chinese company.
【单选题】However, under China’s regulations, foreign car manufacturers can only produce cars in China when the company is owned and run by a Chinese company.
A.
mostly
B.
unitedly
C.
jointly
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