With point-to-pointmovement, you do not have a division of the board into areas which can be moved out of or into freely (like with Risk).
在点对点移动中,玩家不能离开地点到板块的任何区域上。
2
Firstly, the zoom ratio may be enlarged. Secondly, the image pointmovement may be easily eliminated. The principle of optical compensated step zoom lens is explained.
这种变焦距物镜有两个优点,一是可以实现高倍率变焦,二是容易消除在变焦过程中产生的像点移动现象。
3
The working principle, structure and features are introduced in this paper. An analysis of calculation for lifting pointmovement, load and balance weight is introduce as well.