皮皮学，免费搜题
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【单选题】
微信号的人员设置有哪两个部分?下面的选项哪个是正确的A.
选择1“管理员微信”和“运营者微信”
B.
选择2“管理员微信号”和“运营者微信号”
C.
选择3管理微信,运营微信
D.
选择4管理微信号,运营微信号
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】3–15 A piston–cylinder device initially contains 50 L of liquid water at 40°C and 200 kPa. Heat is transferred to the water at constant pressure until the entire liquid is vaporized. (a) What is the m...
【单选题】Under the conditions existing in biological systems (including constant temperature and pressure), changes in free energy, enthalpy, and entropy are related to each other quantitatively by the equatio...
A.
△ H – T ÷ △ S
B.
△ H – T △ S
C.
△ S – T ÷ △H
D.
△ S – T △ H
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