Bees are capable of addition and subtraction — using colors in the place of plus and minus symbols.
蜜蜂会做加减法——它们用颜色来代替加号和减号。
Plus and minus signs were used in 1514 in Holland.
1514年，荷兰开始使用加号和减号。
These correspond to the plus and minus signs that control code folding.
这些小三角对应于控制代码合并的加减符号。
It can include variables, constants, and operating symbols, such as plus and minus signs.
它能包含变量、常量、运算符，例如加号和减号。
Click on the plus and minus signs to adjust the proportions between extracts in your new fragrance.
点击正负标志调整在你的新香水中提取物的比例。
The voltage applied to said electrode is a pulsed voltage of plus and minus or an AC voltage of plus and minus.
施加给所述电极的电压是正负脉冲电压或正负ac电压。
While electricity exists as separate charges, like the plus and minus of a battery, magnets always come in a joined pair;
电可以作为分开的电荷存在，比如说电池的正极与负极，而磁则总是要成双成对地出现。
Digital signals turn the complexity of the real world into a code based on the Numbers 0 and 1, or, in electrical terms, plus and minus.
数字信号将人世间纷繁复杂的事物变为数字“0”和“1”用电学术语来说，也就是正和负。
To give an indication of the precision of the estimated transition rates, plus and minus one standard error bands are indicated by dashed lines in the figure.
若要给相对值地精度估量地转换率，加号和减号一个规范错误地乐队由图中地虚线暗示。
Combination electrode in both the plus and minus pole can stably work, have smaller electric resistance, good conduct ability and strong the anti-decays ability.
组合电极在正负极都能比较稳定工作，自身电阻较小，导电能力好，抗腐蚀能力强。
By convention, these graphics are usually triangles that point to the right for closed or down for open; or plus and minus signs, where plus means closed and minus means open.
按照惯例，通常使用向右的三角形取代closed，向下的三角形取代open；也可使用加减号，加号表示closed，减号表示open。
For analog inputs, any absolute voltage value above which the analog-to - digital converter cannot distinguish a change. The overload value can be different for plus and minus inputs.
就模拟输入而言，使模数转换器不能区别其变化的超范围的绝对电压值。超载值对于正输入和负输入可能不同。
By implementing the plus and minus methods, I've overloaded both + and - and can now use them in my scripts. Listing 5 demonstrates their behavior to add and subtract songs from a play list.
通过实现plus和minus方法，我重载了+和-，现在可以把它们用在脚本中了。
The aircraft was subjected to temperatures of minus 65 degrees and plus 120 degrees.
这架飞机经受过零下65度和零上120度的考验。
This technique uses a computer program that tracks and calculates how fast particles move, and is accurate to plus or minus 20 per cent, reports NPR.
这项技术使用电脑程序来追踪和计算粒子移动的快慢，然后每一分精确的加上或者减去20，得出NPR。
Free cash flow is net income plus depreciation and other cash charges, minus the capital expenditures necessary to maintain the business.
自由现金流是指净收入加上折旧和其他非现金支出，然后减去维持业务所需的资本支出的值。
And By doing that they were able to give an account of the position of the planets in the sky, that worked out pretty well. Of the order of five degrees, plus or minus.
这么一来他们就可以，对天空中行星的位置做出合理解释了，而且也很奏效，偏差也只在正负五度之内。
The survey's sampling error is plus or minus 3 percentage points for the overall responses and plus or minus 5.5 percentage points for the questions broken down by race.
调查的整体回覆采样误差率为正负3%，按照种族划分的调查采样误差率为正负5.5%。
The survey, which has a sampling error of plus or minus two percent, found that 35 percent of the respondents believed in UFOs and 31 percent in witches.
这项调查抽样误差在正负百分之二，35%的受访者相信飞碟，而31%的人相信巫术。
The poll of 1,288 people was conducted July 7-11 and has a margin of sampling error of plus or minus 3.5 percentage points.
这项调查于7月7日至11日之间开展，共对1288名受访者进行了访问，抽样误差率为正负3.5个百分点。
The poll of 1, 288 people was conducted July 7-11 and has a margin of sampling error of plus or minus 3.5 percentage points.
这项调查于7月7日至11日之间开展，共对1288名受访者进行了访问，抽样误差率为正负3.5个百分点。
Remember, we don't do a one-to-one correlation, because p x and p y are some linear combination of the m plus 1 and m minus 1 orbital.
记住，我们不需要把它们一一对应，因为px和py轨道是,m等于正负1轨道的线性组合。
Economists at Goldman Sachs reckon that consumers' real discretionary cashflow-their income plus any new credit minus debt service and spending on essentials-has been shrinking since late last year.
高盛(Goldman Sachs)的经济学家认为，消费者的真实自由支配现金流——收入加上所有新获信贷减去旧债还本付息和必需品支出——自从去年年末就开始下降了。
B You can say a minus B is a plus minus B and we know how to add vectors and we know what minus B is.
可以把A减b看作a加负，我们既知道怎么做加法，也知道负b是什么。
We know that this is going to be, by measurement, this is going to be plus and this is going to be minus.
我们知道通过测量，这儿将是正，这儿将是负。
And Americans' personal-savings rate was minus 1.7% in May; Mr Rother thinks plus 10% would be more prudent.
同时美国的个人储蓄率在5月是负1.7%；洛特先生说正10%才是谨慎的。
It also details in concrete terms the composition of the three tokens (a plus sign, a minus sign, and an integer) that the parser expects to encounter while scanning through the input stream.
它还详细描述了三个记号(加号、减号和整数)组合的具体项，解析器在扫描整个输入流时希望遇到这些项。
It also details in concrete terms the composition of the three tokens (a plus sign, a minus sign, and an integer) that the parser expects to encounter while scanning through the input stream.
它还详细描述了三个记号(加号、减号和整数)组合的具体项，解析器在扫描整个输入流时希望遇到这些项。
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