皮皮学，免费搜题
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搜题
【单选题】
提高热水网路水力稳定性的主要方法，下列哪一项?()A.
保证管网在并联节点处压降相等
B.
在各热用户入口处设置静态压差平衡阀
C.
相对增大网路干管压降或相对增大用户系统压降
D.
相对减少网路干管压降或相对增大用户系统压降
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于肝脏下缘正常大小描述,下列哪一项不正确
A.
右锁骨中线肋缘下可触及<2cm< /div>
B.
深吸气时剑突下可触及<3cm< /div>
【单选题】Which kind of people can not do outdoor activity?
A.
outdoor activity lovers.
B.
just the beginners.
C.
people who are not suitable for outdoor activity.
D.
experienced people.
【单选题】关于肝脏下缘正常大小描述,下列哪一项不正确:
A.
右锁骨中线肋缘下可触及<2crn< /div>
【单选题】— Do you think Margot will be there? — ________. She is always enthusiastic about such an activity. [ ]
A.
Definitely
B.
Absolutely
C.
Of course not
D.
I am not sure
【单选题】The following is Mike’s timetable for Sunday. Which activity might be bad for his health? Timetable for Sunday Activity 1 8:00-9:30 do homework Activity 2 10:00-12:00 play computer games Activity 3 15...
A.
Activity 1
B.
Activity 2
C.
Activity 3
D.
Activity 4
【简答题】What should parents do in order to transform practicing into a rewarding activity?A. What should parents do in order to transform practicing into a rewarding activity? B. Encourage
their children to r...
【简答题】Which of the topics in Activity 3 do the experts talk about?
【单选题】The marginal cost of an activity ________ as you do more of it.
A.
decreases
B.
increases
C.
doesn't change
D.
changes only if the marginal benefit of the activity does not change
E.
changes only if the marginal benefit of the activity changes
相关题目：
【单选题】关于肝脏下缘正常大小描述,下列哪一项不正确
A.
右锁骨中线肋缘下可触及<2cm< /div>
B.
深吸气时剑突下可触及<3cm< /div>
【单选题】关于肝脏下缘正常大小描述,下列哪一项不正确:
A.
右锁骨中线肋缘下可触及<2crn< /div>