十亿分之一

Northern China, home to 538 million of the country's people, a quarter of its grain production and half of its produce, is in an especially poor position.

尽管华北地区的人口达5.38亿，其粮食产量占全国的四分之一，农产品产量占全国的二分之一，但是却依然十分贫困，是世界水资源最为匮乏的十大地区之一。

In just billionths of a second, the temperatures / and pressures experience d by this pellet will be so great that its components were will fuse d , releasing huge amounts of energy, at least that's the a theory.

只需十亿分之一秒，圆球上所承载的温度和压力就将达到让其成分溶解的强度，并且释放出大量的能源，至少这个理论是成立的。

A quantum dot is a semiconducting crystal just a few nanometres across that can be engineered to absorb light of a particular colour by changing its size.

量子点是一种半导体晶体，仅有几纳米厚即十亿分之一米，它能通过改变粒子尺寸来吸收一种特定颜色的光。

Microgrammes per litre, used to measure the concentration of dissolved substances, approximately equal to ppb

用于度量溶解物质浓度的指标，近似于十亿分之一。

You can set the delay time in different time units, such as seconds, milliseconds, or even nanoseconds.

你能按不同的时间单位设置延迟时间，例如秒，毫秒，甚至十亿分之一秒。

Gram second electromagnetic unit of inductance , equal to one billionth of a henry .

厘米-克-秒制中感应系数的电磁单位，相当于一亨利的十亿分之一

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。