Nevertheless, pilots were often very inefficient, and few of them could grasp that on such a chart a true bearing could not be laid off with a ruler.
Kodwa ke, inqwelomoya yayisoloko qhoqho ingabasenzi kakuhle nezimbalwa yazo ethi nokuxhakamfu othi wenze yokwenene itshati ngokunxulumene eyinakuwa ngaphandle kokuwa kwerula.