煤烟熏黑了的

In 1955, Keeling devised an instrument that could measure concentrations of carbon dioxide in all kinds of environments, from sooty city rooftops to pristine wilderness forests.

作出这个曲线图的是一位坚持不懈、孤身作战的科学家——查尔斯基林（2）。1955年，基林设计了一台可以用来测量任何环境中的二氧化碳含量的机器，不管是煤烟熏黑的城市屋顶，还是原始蛮荒的森林。

One tribal man lights his soot-blackened home by burning shims of sappy pine.

有一个部落的人燃点松树的薄垫片来照亮他那个被煤烟熏黑了的家。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。