皮皮学，免费搜题
登录
搜题
【单选题】
在烧结过程中，只改变气孔形状而不引起坯体收缩的传质方式是（）。A.
扩散传质
B.
流动传质
C.
蒸发一凝聚传质
D.
晶界扩散
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Which of the letters below represent the quantities of profit maximization, productive efficiency, and allocative efficiency?
A.
B = profit maximization; D = productive efficiency; C = allocative efficiency
B.
A = profit maximization; C = productive efficiency; B = allocative efficiency
C.
A = profit maximization; B = productive efficiency; C = allocative efficiency
D.
B = profit maximization; C = productive efficiency; D = allocative efficiency
【单选题】What is the difference between static efficiency and dynamic efficiency?
A.
Dynamic efficiency allows us to evaluate resource allocations across time periods while static efficiency looks at resource allocation where time is not important.
B.
Dynamic efficiency is useful for environmental policymaking while static efficiency is not.
C.
Static efficiency is useful for environmental policymaking while dynamic efficiency is not.
D.
Static efficiency and dynamic efficiency are two names for the same thing.
【单选题】How does the volumetric efficiency and mechanical efficiency change while the working pressure rises?
A.
the volumetric efficiencygoes up, the mechanical efficiency goes up
B.
the volumetric efficiencygoes up, the mechanical efficiency goes down
C.
the volumetric efficiencygoes down, the mechanical efficiency goes up
D.
the volumetric efficiencygoes down, the mechanical efficiency goes down
【单选题】下列有关基础的埋置深度,何者是正确的?
A.
除岩石地基外,基础埋深不宜小于1m。
B.
当上层地基的承载力大于下层土时,宜利用上层土作持力层。
C.
在抗震设防区,除岩石地基外,天然地基上的箱形和筏形基础其埋置深度不宜小于建筑物高度的1/15。
D.
桩箱或桩筏基础的埋置深度不宜小于建筑物高度的1/15
【判断题】Efficiency and personality of the front desk staff are crucial for the realization of the hotel’s target.
A.
正确
B.
错误
【简答题】配置效率(帕累托效率)(allocative efficiency，Pareto efficiency)
相关题目：
参考解析：
知识点：
题目纠错 0
发布
