Even window systems like X that were designed for use over networks have this problem — X still assumes that an application once started stays put.

即使像X窗口这种被设计用于在网络的系统存在这个问题——X仍假定应用程序一旦开始，并保持在那里。

youdao

Problem 2B is asking you to find the point at which h equals 2200, x=0 partial h over partial x equals zero 0 and partial h over partial y is less than zero.

题2B要求找到一点，在这点处，h等于，且∂h/∂,以及∂h/∂y小于。

youdao

Problem 2B is asking you to find the point at which h equals 2200, x=0 partial h over partial x equals zero 0 and partial h over partial y is less than zero.

题2B要求找到一点，在这点处，h等于，且∂h/∂,以及∂h/∂y小于。

youdao