俄勒冈大学和俄勒冈州立大学的研究人员对中美洲的切叶蚁进行了研究，他们发现，蚁群中的年轻和精力充沛的成员被委派去做最艰难的工作——将蚁群收集起来的叶片切成碎片。这些身强力壮的切叶蚁用它们锐利的牙齿做起这种工作来很有效率，但是随着年龄的增长，它们的牙齿也会变得破旧而迟钝。
A study of Central American leaf-cutter ants has shown that the younger and more vigorous members of the colony are given the toughest job of cutting through the leaves they harvest.
“它也会为你换来大脑中额叶和颞叶皮层等区域容积的增加，并为支持我们所测试的认知能力带来更有效率的神经元网络”。
It will also buy you increases in the volume of various brain regions in the prefrontal and temporal cortex, and more efficient neuronetworks that support the kind of cognition we examined.
西班牙征服者曾宣称古柯叶是恶魔的化身，直到他们了解古柯叶提高了印地安人在地下矿坑的工作效率。
The Spanish conquistadors declared coca a tool of the devil, until they saw how it improved the work rate of the Indians they sent down the mines.
间距控制：为了最大限度地根据风速变化提升发电效率，新型风力发电机上的控制器每秒钟都能够对每一片风叶进行任何角度的调整。
Pitch controller: to maximize lift as the wind speed changes, a controller can automatically rotate each blade anywhere from a fraction of a degree to multiple degrees per second.
可再生能源和其它一些高效率的供能系统，也在一这地区地区根繁叶密，蓬勃发展起来。
Renewable energy sources and greater efficiency measures are also proliferating across the region.
上下模刃口间隙要合理，针对典型的百叶窗模具给出了一种实用的高效率的模具结构设计及其制造工艺。
A design and manufacturing technology of die structure with high efficiency and practicality was developed on a typical die of persian blinds.
航空发动机叶栅反推器叶型参数与反推效率、流量系数之间的规律对于反推装置的设计具有重要意义。
It is important to study the mechanism between the cascade blade profile parameters and the thrust reverser effectiveness.
结果表明，末排低压动叶通过采用正弯叶片造型，可以在保证效率保持不变的前提条件下，使得高低压涡轮出功比降低2．6％。
The results show that , the ratio of the output power of vaneless counter-rotating turbine can reduce 2.6% at the same turbine efficiency when the low pressure rotor curves positive.
这种方法能够复用历史案例，提高贝叶斯网建模效率。
This method directly reuses historical cases so as to improve Bayesian network modeling efficiency.
番木瓜曲叶病毒病可以通过烟粉虱传染，但是，室内人工传染效率很低，仅为8.33%；
Whitefly transmission experiments showed that PaLCuCNV could be transmitted by Bemisia tabaci, but the efficiency was very low(8.33%).
利用数值计算的方法研究了非定常尾迹对动叶气膜冷却效率的影响。
Numerical calculations were performed to investigate the effects of unsteady wakes on film cooling.
经优化后，透平高压级静叶的总压损失系数减少0.95%；多级压气机整机效率提高2.1%。
After optimization, the total pressure loss of the turbine vane was reduced by 0.95%, and the efficiency of the overall compressor was increased by 2.1%.
在生育后期的衰老过程中培矮64S/E32剑叶的PSII功能比汕优63下降慢，并具有更高的光能利用效率。
This suggests that there is a better PSII function for utilization of the absorbed light energy in Peiai 64S/E32 than in Shanyou 63 during the senescence of flag leaves.
引入了贝叶斯推理的统计方法对检测结果进行分析，优化了系统结构，提高了检测效率。
By using the statistical method of Bayesian deduction, system architecture and detection efficiency can be improved.
采用径向导叶的液氢泵的试验结果表明，导叶损失大，导致液氢泵效率低。
The results, which obtained by using radial diffuser, show that due to the high loss through the diffuser, the efficiency of the liquid hydrogen pump is lower.
该技术可用来替代入工进行梗、叶分拣，分拣效率可达到人工的20～30倍。
This technique can be used to replace manual operation for separating tea-stalk in tea processing and its efficiency is 20~30 times over manual operation.
水轮机的导叶端面间隙对整个水轮发电机组的效率指标及安全稳定运行有着重要影响。
It is highly important to the efficiency guide line of the whole hydraulic equipment unit and to the unit runs safety and steadily that the wicket gate end clearance of the hydraulic turbine.
地物类别的稳定性是BP识别算法效率的瓶颈，导致其健壮性不如朴素贝叶斯网络。
The stability of object types is one bottleneck in BP, leading to its robustness less than naive Bayesian network.
说明傅里叶频谱面的滤波处理及编码光栅的衍射效率对图象输出信噪比的影响。
This is mainly influenced by the filtering process in Fourier plane and the low diffraction efficiency of the encoding grating.
同时，光合利用效率随叶水势、土壤水势的下降总体呈上升趋势，说明马尾松具有较高的耐旱生产潜力。
The photosynthesis rate will increase with the descendant leaf potential and soil potential, which demonstrates that Masson pine has much higher productivity of drought stress.
优化实例结果显示：某高压涡轮导叶等熵效率从93．88％提高到94．94％，局部区域流动情况得到较大改善，型面匹配更加合理。
The optimization results show that the efficiency changes from 93.88% to 94.94%. Flow situation in several local zones is improved and profile surface matching results are more reasonable.
根据最佳装煤条件下的试验数据，提出了合理旋叶升角的范围；并从截煤效率考虑，对此范围进行了修正。
A-reasonable range of vane Angle is presented on the basis of experiment data in optimal loading condition, and the range is modified in view of cutting efficiency.
LSEQ编码通过记录非叶节点的路径，在节点查询中避免了结构连接操作，提高了查询效率。
Through storing the path of internal nodes, LSEQ enhanced querying efficiency and avoided structure-joining.
在设计点附近作了沿叶高效率分布及动叶进、出口速度三角形的测定。
The efficiency distribution along blade span and the inlet and outlet velocity triangle measurement of rotor blades were made around the designing point.
为校验所用S2 正问题计算和S1流面计算程序，对设计状态进行了S2 正问题计算、S1流面计算及FLUENT 计算，总参数如流量、效率等吻合较好，叶表马赫数分布趋势也很相似。
Comparison between S2 calculation, S1 calculation and FLUENT calculation illustrated that the mass flow and efficiency tally well, so does the distribution of mach number along the blade surface.
根据数值研究结果分析了不同弯静叶方案下级内流动特性、气流参数的变化，给出了四种静叶方案的级效率。
The characteristics of the flow and the variation of the parameters are analyzed according to the numerical solvers. The efficiency of the stage with four different stators is presented.
研究表明本文采用的弯导叶方案没有提高级效率。
The efficiency of the stage with four different stators is presented.
结果表明：各种剪叶方式均能传播TMV，而且传播效率极高，剪叶是漂浮育苗中TMV引起的烟草普通花叶病在苗期传播的最主要、最有效的途径。
The results showed that TMV spread mainly by clipping with very high efficiency, and clipping was the most important and effective approach of tobacco mosaic spreading in floating seedbed system.
结果表明：各种剪叶方式均能传播TMV，而且传播效率极高，剪叶是漂浮育苗中TMV引起的烟草普通花叶病在苗期传播的最主要、最有效的途径。
The results showed that TMV spread mainly by clipping with very high efficiency, and clipping was the most important and effective approach of tobacco mosaic spreading in floating seedbed system.
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