back-to-front ratio是什么意思

网络释义

用法例句

A recoil proton proportional counter,which can be refilled repetitively,is designed for measuring the neutron fluence of the above energies absolutely.

利用TARGET程序计算了中子注量谱,利用自行设计的反复充气式反冲质子正比计数器绝对测量了上述能量点的中子注量,合成标准不确定度≤2。

Compared positive with negative, vindicate mother country gather into one with Attic faith.

正反比较,坚定维护祖国统一信念;

a is in direct [inverse] proportion to B.

A 与B 成正[反]比例。

A is in driect [inverse] proportion to B

A与B成正[反]比例

be directly [inversely] proportional to...

与…成正 [反] 比例

The trains are never on time．Well，better late than never

火车从来不正点。咳，反正总比没有强吧。

A comparative research into the Chinese sentence pattern “A or AB”;

“A不AB”谓语句与正反问句的比较研究

The law of electric current is that an electric current varies directly as the voltage and inversely proportional to the resistance.

电流定律就是：电流与电压成正比，与电流成反比。

electric current is directly proportional to voltage and inversely proportional to resistance; I = E/R.

电流与电压成正比,与电阻成反比:I=E/r。

An electric current varies directly as the electromotive force and inversely as the resistance.

电流的大小与电动势成正比，与电阻成反比。

Pressure varies directly with temperature and inversely with volume.

压力随温度成正比例变化, 与容积成反比例变化。

The Compare of the Anti-Unfair Competition Law between China and Germany--And Discuss the Perfection of Anti-Unfair Competition Law in China;

中德《反不正当竞争法》比较——兼谈对我国《反不正当竞争法》完善的启示

the positive correlation between cigarette smoking and the incidence of lung cancer;the negative correlation between age and normal vision.

吸烟与肺癌发病的正比关系；年龄与正常视力之间的反比关系

Comparison Research and Analysis via Game Theory for China Law Against Unfair Competition;

我国反不正当竞争法的比较研究和博弈分析

Comparative Study on Rectification Mechanism to Antisocial Acts of University Students Both at Home and Abroad;

中外大学生反社会行为矫正机制比较研究

Functional MRI Comparative Study of the Normal Children and Adult's Response Inhibition

正常儿童与成人反应抑制功能的fMRI比较研究

(chemistry) the law that states the rate of a chemical reaction is directly proportional to the molecular concentrations of the reacting substances.

（化学定律）:化学反应的速度与其反应物质的分子浓度成正比。

The rate of N0 oxidation also increases proportionately with the square of the hydrocarbon concentration but inversely with the NO2 concentration.

NO氧化速率与烃浓度的平方成正比增加，而与NO2浓度成反比。

The resistance of a conductor varies directly with its length, conversely withits cross-sectional area.

导体的电阻与其长度成正比，与其横截面积成反比。