But the prospects of such a deal have crumbled as China has hardened its position.
但当中国立场变得强硬后,达成交易的前景破灭了。
If the object is positioned in the world through geometric transformations, such as translations and rotations, then keeping track of its position in world coordinates can be a hard task.
如果物体通过几何变换而被放置在世界坐标系中,比如通过平移和旋转,那么视图跟踪他在世界坐标系中位置变换的轨迹可能会是一个艰难的工作。
The UHVDC power transmission possesses such advantages as high transmission capacity and long working distance, so its position can not be replaced in the electric energy flowing in the future.
特高压直流输电具有送电容量大、送电距离远等优点,在今后的能源流动中具有不可替代的地位。
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