现实问题，就像是它们呈现在决策制定者面前的那样，总是与相对效率有关，而并不需要对绝对效率的度量。
Actual problems, as they present themselves to the decision-maker, are always concerned with relative efficiencies, and no measure of absolute efficiency is needed.
一般说来，区别效率和绝对的时间投入很重要。
As a general rule, it's important to differentiate between effectiveness and absolute time commitments.
要改善用水效率是绝对可行的，且富裕国家的工业人士早就在做，为每一顿钢铁节省用水，以增加国民所得的每一个单位(见下图)。
Improving efficiency is doable and industrial users have done it, cutting the amount of water needed to make each tonne of steel and each extra unit of GDP in most rich countries (see first chart).
使用方便：直接喷涂， 效率高（特别是对外墙的渗漏，在不可重新铺设的情况下， 使用喷涂绝对有极好的防水效果。
Use convenient: direct spray, high efficiency (especially the seepage of exterior wall, in an repaved use spraying absolutely has excellent waterproof effect.
使用方便：直接喷涂，效率高特别是对外墙的渗漏，在不可重新铺设的情况下，使用喷涂绝对有极好的防水效果。
Use convenient: direct spray, high efficiency especially the seepage of exterior wall, in an repaved use spraying absolutely has excellent waterproof effect.
使用伺服控制系统，布料宽度与长度的到达1毫米的精确与外形绝对的四方形﹑封边更完美﹑效率大大提高。
Using servo control system, the length and width of cloth to 1 mm with absolute precision square shape is more perfect, sealing side, the efficiency is greatly improved.
换句话说，对于地球资源的管理、生产和分配、伴随着绝对的效率、维护保存和可持续性等，这是一个完整的系统性方式。
In other words, it is a full Systems Approach to earthly resource management, production and distribution, with the goal of absolute efficiency, conservation and sustainability.
研究结果表明在一定条件下，切除高压加热器后机组绝对内效率可以提高。
The results show that absolute internal efficiency of unit increases after HP heaters stopped under certain condition.
实验还表明，分批补料培养可以提高菌体浓度，可使转硒效率和绝对量增加。
We also found that the fed-batch can enhance the concentration of thalli and increase the efficiency and the absolute value of transferring se.
新疆土地资源种类、数量具有存量的绝对优势和转化效率低下劣势并存的明显特征。
Land resources in Xinjiang have absolute priority in existing variety and quantity as well as inferiority in low transformation efficiency.
对于织机效率模型，预报误差绝对值的平均为2.05%，最大误差为5.12%，可知模型具有较高的预报精度，人工神经网络对此模型的预报可行有效。
The average value of absolute error is 2.05% and the biggest error is 5.12% in the model of loom efficiency. The results indicate that ANN model has high forecast precision.
根据实验参数进行了符合效率计算，该实验方法可用于微量气体元素甚至同位素的绝对含量分析，较单独的飞行时间谱更加可靠。
The coincidence efficiency was investigated. This measurement can be used to analyze absolute content of gas atom, even of isotopes. This method is more reliable than the Time-Of-Flight spectra.
研究表明，存在一个半接触角使得无级变速器在整个速比范围内，滑动率较小，自转角速度的绝对值较小，传动效率也较高。
The study shows that the slipping ratio is less, the spin angular velocity at traction contact point is also lower and the transmission efficiency is…
借助于光栅模型，得到了光栅的重要结构参数，并对光栅的绝对衍射效率进行了模拟计算和讨论。
With the help of grating model, the important structure parameters of grating are obtained, and absolute diffraction efficiencies for these gratings are calculated and discussed.
该机构采用双向绝对约束排绳原理，排绳安全可靠、效率高，也是同类卷扬吊挂机械最为理想的排绳结构之一，具有推广价值。
It can also be used in the similar hoisting equipment as one of the best rope guiders and is worth promoting.
该机构采用双向绝对约束排绳原理，排绳安全可靠、效率高，也是同类卷扬吊挂机械最为理想的排绳结构之一，具有推广价值。
It can also be used in the similar hoisting equipment as one of the best rope guiders and is worth promoting.
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