That means when you go along a closed curve, 0 well, the change of value of a potential should be zero.
这意味着，沿一条闭合曲线，势函数的变化量是。
But Japanese shares yield 2.7% whereas short rates are virtually zero, and the potential is huge when Mrs Watanabe eventually does wade in.
虽然日本的短期利率几乎为零，但股市收益率仍能达到2.7%，而当“渡边太太”涉足股市之际，正是股市潜力无穷之时。
You know, if you want to measure the potential energy of something in a gravitational field, you have to define the zero somewhere, right, because it's arbitrary.
你知道，如果你想测量重力场，中某种东西的势能，你需要，在某处定义一个零点，对吧？
If you set this variable, TCSH displays the exit status whenever a script or program returns a non-zero value, thereby indicating a potential error.
如果设置这个变量，那么当脚本或程序返回非零值时tcsh会显示退出状态，这会指出潜在的错误。
There is another thing that we know because if a force derives from a potential 0 then that means its curl is zero Thats the criterion we have seen for a vector field to derive from a potential.
我们还知道,如果力是由势产生的,那么其旋度是,这就是我们得到的,关于从势产生的向量场的准则。
We have defined potential energy 0 to be zero at infinity, and that is why all bound orbits have negative total energy.
我们规定，无限大时,势能为，这就是为什么所有的,规则轨道总能量为负。
Remember that depending upon how you define your zero level here, you also end up with negative values for potential energy.
记住这个值取决于，你怎么定义0水平，你的得到的势能，也是负值。
And I accidentally mentioned that it 0 was the potential energy that is zero, which is obviously not so.
我无意间提起,这里的势能为，但是很明显并不是。
If I look at this result — the sum of gravitational potential energy and kinetic energy is conserved - for gravitational force — then it is immediately obvious where we put the zero of kinetic energy.
如果看这个结果-，重力势能与动能之和，在重力作用下，是守恒的-，马上，很明显的发现，动能为0的地方。
I could have chosen it right here and nothing would change other than that I offset the zero point B of my potential energy.
除了会抵消零点，势能什么的，都不会变，但是如果我从A到。
That's exactly right, y0 because then the distance R between here and the y zero is R, so this is the potential energy as a function of angle theta.
它非常正确，因为这样，这里和,的距离是，因此这是势能,关于θ的变化。
The paper mainly discusses what choice systematicness of zero potential reference in electrostatic field.
讨论了静电场中零电势参考点选择的规律和在物理教学中的应用。
The blowing agent utilized in the inventive composition is preferably selected such that the composition has a zero ozone depletion and low global warming potential.
优选选择用于本发明组合物的发泡剂使得该组合物具有零臭氧消耗和较低的全球变暖化潜在可能性。
The problem of choice of zero point of electric potential is analyzed. concentrating on how to choose and the limited conditions.
对电势零点的选取问题进行了分析，重点论述了电势零点如何选取及所限定的条件。
When power generation and power consumption system with same voltage class is built within the bound of ground grid with zero ground potential, operators safety in the ground grid can be ensured.
在零地电位接地网的范围内建设同级电压的发电-用电系统，可保证在该接地网内工作人员的人身安全。
The electrification of zero line results from the the potential difference between zero line and the earth.
零线带电现象是指测量点处，零线与大地之间存在较明显的电位差。
Through electrostatics and examples of low-frequency alternating current and direct-current circuit, the problem of zero potential point is queried and clarified.
通过静电学、低频交流、直流等电路实例，质疑了电势零点问题，并对此进行了澄清。
Numerical solutions agree with supersonic linearized potential flow theory as a special case when the mean angle of attack tends to zero and with piston theory in hypersonic case.
作为平均迎角趋于零的特殊情况，本文的数值结果与超声速线化的位流理论是一致的，在高超声速情况与活塞理论一致。
Based on column experiments, we investigated the potential using sulfate reducing bacteria(SRB) and zero-valent iron(ZVI) to synergetic treat contamination in wastewater such as sulfate, uranium, etc.
本工作通过柱实验研究了硫酸盐还原菌（SRB）和零价铁（ZVI）协同去除废水铀和硫酸盐等污染物的潜力。
To clear up the violation of fire law, and to get rid of potential fire risk and maintain public safety, this paper introduces the zero endurance policy and theoretical basis of it.
为了更好地打击消防违法、整治火灾隐患、维护公共安全，探索在消防执法中引入零容忍政策。
The chemical potential of baryon is larger than that of strangeness, and they all go to zero at low side of values.
重子化学势比奇异子化学势大，在低端它们都一致趋于零。
After the market crash, Einhorn disagreed with the Fed's zero interest rate policy as he believed it was discouraging to savers and potential bond investors in the economy.
股市崩溃后，爱因霍恩不同意美联储的零利率政策，因为他认为这将使债券的持有人和潜在投资人失去信心。
The adsorbed dodecylamine film changed the structure of the double-electric layer and made the potential of zero charge(PZC) shift to the positive direction.
十二胺吸附膜改变了电极表面双电层结构，使零电荷电位正移。
There is voltage to ground between ground part of electric equipment and point of zero electric potential of earth.
电气设备的接地部分与大地零电位点之间存在对地电压。
This paper deals with the problem of how to skilfully select spring elastic potential energy zero in applying law of conservation of mechanical energy, and makes some analyses combined with examples.
在应用机械能守恒定律时，如何巧选弹簧弹性势能零点问题进行了探讨，并结合实例进行了分析。
Results By the improvement of running the supply department, the rate of the potential infections occurring in hospital is reduced to zero.
结果供应室工作流程改造使医院感染隐患发生率下降为零。
The first-order derivative equal to zero of total potential energy with respect to the relative shear deformation of shear band leads to the equilibrium condition of elastic rock.
将系统的总势能对相对剪切变形求一阶导数（等于零），得到了弹性岩石的平衡条件。
For a pure scalar potential the zero energy bound state does exist, and the fractional charge does exist.
对于纯标量场，存在零能量束缚态，存在分数电荷。
When people wear this shoe, the human body and ground keep zero potential anytime and anywhere, thereby avoiding the static electricity from hurting human body.
当人们穿上这种鞋时，人体和大地随时随地都保持零电位。从而避免了静电对人体的危害。
When people wear this shoe, the human body and ground keep zero potential anytime and anywhere, thereby avoiding the static electricity from hurting human body.
当人们穿上这种鞋时，人体和大地随时随地都保持零电位。从而避免了静电对人体的危害。
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