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做好疫情防控工作，直接关系（），直接关系（），也事关（）。

【参考答案】

A、社会发展
B、人民生命安全和身体健康
C、经济社会大局稳定
D、我国对外开放
正确答......

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判断题
Pishu is located under the spinous process of the 11th thoracic vertebra, 1.5 cun beside it. It has the effect of strengthening spleen and harmonizing stomach, promoting digestion food and dispelling dampness. It is often used to treat vomiting, diarrhea, malnutrition,poor appetite, jaundice, edema, slow shock, limb weakness, etc.
单项选择题
In atomic absorption quantitative analysis, one of the basic conditions for replacing the integral absorption with peak absorption is ()
A．The half width of the emission line of the radiation source is much narrower than the half width of the absorption line
B．The half width of the emission line of the radiation source should be almost equal to the half width of the absorption line
C．The half width of the absorption line is much narrower than the half width of the emission line
D．The monochromator must have very high resolution
判断题
The main parameters affecting the amount of trap resources include four categories: trap volume, oil and gas fullness, reservoir characteristics and hydrocarbon characteristics.
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