Discharge colour meaning Discharge is most commonly recognised for being white or transparent, but it can actually be a whole range of colours, with different meanings related to each. Take a look at what your discharge colour might be telling you. Clear to white Normal discharge Clear or white...
In the smaller scale map d), wider relief is shown using a slope DTM where lighter colours indicate flatter slopes, and darker colours steeper slopes. (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.) 4. ...
已知函数f（x）的定义域为D，若对于∀a，b，c∈D，f（a），f（b），f（c）分别为某个三角形的三边长，则称f（x）为“三角形函数”.给出下列四个函数：①f（x）=lg（x+1）（x＞0）；②f（x）=4﹣cosx；③；④其中为“三角形函数”的个数是（ ）