There are no evident energy gain when the focal spot size is too big or small.
电子的能量增益有一个最佳焦斑大小。
Results show that NAB micro laser has lower threshold value, higher energy gain and transformation efficiency.
结果表明NAB新型微型激光器有较低的激光阈值，较高的能量增益与转换效率。
Furthermore, ethanol requires a tremendous amount of fossil fuels to produce. The net energy gain is not terribly high.
此外乙醇的制造得耗用大量石化燃料，两相抵扣之后、我们最后得到的干净能源量其实并没那么高。
Some physical characteristics, such as phase and group velocities of the axial optical field, and energy gain of electrons etc.
对轴上光场的相速度和群速度以及电子能量增益等物理特征作了讨论。
Under the different laser parameters, the electron energy gain depends on the laser intensity, focal spot size and pulse width.
不同激光参鼍条件下，得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。
Solar energy gain may not be efficient for heating or cooling however they can provide enough energy for geothermal heat pumps to function.
太阳能增益可能不能有效地供热制冷却可以为地热热泵提供足够的能量。
This was connected to a computer, which tweaked the electric field so as to lock in the corresponding energy gain, storing information as it did so.
摄像机连接到一台电脑，电脑通过微调电场强度，锁定相应增加的能量，同时储存相关的信息。
Any additional energy gain due to the higher pressure on the power stroke can't be greater than the energy required to compress the air in the first place.
任何额外的能量增益由于较高的压力，中风的权力不能大于所需的能量压缩的空气摆在首位。
An effective way of obtaining high energy gain of MFCG is to increase the ratio of its initial inductance to load inductance by increasing the initial one.
通过增加MFCG的初始电感以增加其对负载电感的比值，是获得高能量放大系数的一个有效方法。
The general formulae which represent the critical intensity of the laser pulse for the acceleration and the corresponding energy gain of the particles are derived.
导出了电子获得加速所需的激光强度阈值及相应的电子能量增益的一般解析表达式。
Energy efficiency (net energy gain or energy ratio) of corn-based ethanol as a substitute for fossil fuel is an important criteria for assessing its sustainability.
玉米燃料乙醇作为化石燃料的替代品，能量效率(净能量或能量比)是评价其可持续性的一个重要标准。
The ultimate goal of the National Ignition Campaign is the achievement of "controlled, sustained nuclear fusion and energy gain for the first time ever in a laboratory setting."
全国点火运动的最终目标是“控制的成果，持续的核聚变和能量，首次在实验室环境中不断增长。”
The analytical expressions for the phase and group velocities of the axial optical field, accelerating potential and energy gain etc. are derived and are used to make numerical analysis.
给出了轴上光场的相速度和群速度、加速电位及电子能量增益等的解析表达式，并作了数值计算和分析。
If you could merge deuterium with deuterium, you gain energy.
如果你能把氘和氘合并，你得到能量。
But both of these concepts are paradoxical in nature.Because, in some scenarios, when we expend energy, we actually gain more of it.And when we spend time, we open more up in our lives.
在某些情况下，当我们消耗精力时，我们实际上能从中得到更多的精力，而我们花费时间时，我们会对生活敞开更多时间，这两个概念从本质上来讲是矛盾的。
As electrons accelerate in the electric field, they gain energy that they pass on to the atoms and molecules of the gas as they collide with them, creating a glowing plasma.
当电子在电场加速时，电极就会获得能量，并在与气体原子和分子相撞时把能量传递给它们，这样就会产生发光的等离子气体。
But both of these concepts are paradoxical in nature. Because, in some scenarios, when we expend energy, we actually gain more of it. And when we spend time, we open more up in our lives.
在某些情况下，当我们消耗精力时，我们实际上能从中得到更多的精力，而我们花费时间时，我们会对生活敞开更多时间，这两个概念从本质上来讲是矛盾的。
Since the laws of physics dictate that energy be conserved, the other star would gain an equally large energy boost, flying away at tremendous speed.
由于物理定律规定能量守恒，其它恒星将获得同等巨大能量的推动，以惊人的速度飞走。
We can gain more energy by doing things that motivate and inspire us or we can lose energy by negative self-talk and developing poor lifestyle habits.
我们可以通过做一些激励我们的事情来提升活力，或者是由于消极的自我对话和养成不良的生活习惯而失去活力。
But the report found that Sub-Saharan Africa, "arguably the region that has the most to gain from renewable energy", continues to lag behind.
但是该报告也发现撒哈拉沙漠以南非洲地区“尽管是最可从可再生能源中受益的地区”，它们仍然继续落后。
For years, the explanation for weight gain was straightforward: it was all about energy balance, or calories-in versus calories-out.
多少年来，对于人们变胖的解释一直很直白：这都是能量平衡惹的祸，或者说是摄入热量与消耗热量之间的对决。
Exercise increases your energy and also boosts your metabolism, helping you avoid weight gain, which can easily throw a wrench into your resolve.
锻炼会增添你的活力并加速你的新陈代谢，这些防止了体重的增加，戒烟过程中体重的增加某种程度上消弱了你戒烟的决心。
To lose flesh is to gain energy.
牺牲肉身来获取精力。
In the S&P 500 index, the energy sector is up just 2.4 per cent this year and was barely positive in the first quarter, lagging behind the index's 6 per cent gain for the year.
在标普500指数中，能源板块今年以来仅上涨2.4%，其中 在首季只是勉强维持上涨，而整体指数今年迄今已上涨6%。
Those physical changes required more energy, and exposing food to fire may have provided that boost. Of course, a legacy of evolution is that modern humans often gain too much weight.
那些物理变化需要更多的能量，所以食物热加工可能是这些变化的助推器。
The worship of the Big I)ipper served as a ritual of joining yin and yang during which the fox would gain vital energy to assume human form.
拜斗礼拜用为一种结合阴阳的仪式，这期间狐狸获得生命力，具有了人形。
The worship of the Big I)ipper served as a ritual of joining yin and yang during which the fox would gain vital energy to assume human form.
拜斗礼拜用为一种结合阴阳的仪式，这期间狐狸获得生命力，具有了人形。
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