由于庞大的体积和重量，现在的农业机械有显著的缺点：它们会把土壤压实，降低土壤孔隙度，杀死有益的生命，这意味着农作物不会长得太好。
With their enormous size and weight, today's farm machines have significant downsides: they compact the soil, reducing porosity and killing beneficial life, meaning crops don't grow so well.
大大的节省了膨化机的体积和重量。
测量肿瘤体积和重量；
不同年龄段的中央腺体积和重量存在显著性差异。
The volume and weight of central gland was significantly different in various age groups.
次级声源采用压电陶瓷驱动，可有效减轻耳罩体积和重量。
Piezoelectric ceramic is used as a second noise source to reduce the volume and mass of the headset.
通过交错控制和提高开关频率，大大减小了变换器的体积和重量。
Moreover, the size and weight of the converter can also be reduced by interleaving technique and increasing the frequency.
目前的燃料电池的体积和重量是将它们实际运用于汽车的主要障碍。
The size and heft of current fuel cells has been a major obstacle to making them practical for use in automobiles.
同时，设计时考虑了对导引头伺服控制系统的体积和重量方面的限制。
At the same time, on designing it, we have taken volume and weight constraints of the seeker servo control system into account.
与之相比，氢浆提高了密度和热沉，显著地减小了飞机的体积和重量。
Both the fuel density and cooling capability are increased with the use of slush hydrogen and so the size and weight of the vehicle can be significantly reduced.
减少了吊舱的体积和重量，为提高飞机系统整体性能奠定了良好的基础。
This reduces air pod's volume and weight and establishes good base for enhancing plane holistic capability.
游牧家庭将避免这种高度专业化的工具，为了节省体积和重量在迁移过程中。
A nomadic household will avoid such highly specialized tools, to save volume and weight during migration.
这样，大大地减小了变换装置的体积和重量，提高了效率，减小了听觉噪声。
So, the power supply system has reduced weight and volume with increased efficiency and decreased noise.
为了减小整体结构体积和重量，现代燃料电池结构大量使用纤维增强复合材料。
Fabric reinforced composites are widely used in modern fuel cell stacks in order to decrease the volume and weight.
为了减少液态金属反应堆的体积和重量，需要设计一种高效的反应性控制方案。
An effective reactivity control scheme is necessary for reducing the volume and mass of the liquid metal reactor.
采用电力电子开关功率放大器取代传统的线性功率放大器，极大地减小了装置的体积和重量。
The weight and volume of the power electronics equipment will be minished greatly by using switch-mode power amplifier instead of the traditional linear power amplifier.
对大多数制造工业来说，所需煤炭的体积和重量，同其他原料的体积和重量相比较是很大的。
The bulk and weight of coal required in the majority of manufacturing industries is large in comparison with the bulk and weight of other raw materials.
大约1000颗运转着的卫星正围绕着地球旋转，其中有些卫星的体积和重量和汽车差不多。
AROUND 1,000 operational satellites are circling the Earth, some of them the size and weight of a large car.
对于在航天领域应用的四极质谱计除了对性能的要求之外，其体积和重量也是不容忽视的重要指标。
Quadrupole mass spectrometer's volume, weight and performance are the most important facts applying in space field.
本文提出一种新的馈源结构，由金属脊喇叭加载一个介质阻抗壁构成，经优化减小了馈源的体积和重量。
A novel horn feed composed of metallic ridged horn and dielectric impedance wall which has small dimension and weight is introduced.
我们采用独特的PDA(掌上电脑)和MCS51组成的两级测控系统，有效缩小了系统的体积和重量，使得系统适于便携式应用。
We use PDA and MCS51 single chip computer, and this method not only greatly reduced the volume and weight of the instrument and made it easy for portable use.
采用衍射光学元件除了能减小成像系统的体积和重量外 ，还具有许多传统光学元件无法比拟的优越性 ，如消色差和热补偿功能等。
The diffractive optical elements(DOEs) used in imaging systems has many advantages, such as achromatization and thermal compensation besides the features of saving in mass and volume.
本发明是为摆脱鸟类飞行对设计飞机的影响，取消飞机的机翼、尾翼、尾舵，减轻飞机体积和重量，实现垂直起降，提高升限，达到高速、远程飞行。
The invention cancels the aerofoil, empennage and back helm, decreases the weight of plane, realizes lift vertically, enhances the height and realizes high-speed remote fly.
航天飞机上的厨房于1991年重新设计，以减少重量、体积和更新电子设备。
The Shuttle galley was redesigned in 1991 to reduce the weight and volume and to update the electronics.
图2显示了为包裹的各种重量与体积组合分配运输和处理费用的决策表。
Figure 2 shows a decision table that assigns shipping and handling charges for various combinations of package weight and volume.
采用人造肌肉代替电动机可减小太空探测器和机器人的体积与重量。
Using artificial muscles in place of motors could reduce the size and weight of space probes and robots.
目前该公司正利用EEI的锂离子技术开发类似系统，该系统具有高能量提供能力，并且最小化多余空间，降低了重量和体积。
A similar system is currently being developed utilizing EEI \ 's Li-Ion technology, which provides high energy capability, while minimizing wasted space and reducing weight and volume.
汤普金斯说：“梯度折射光学器件可根据系统设计，而不是让系统符合光学器件，因此上降低了系统的体积、重量和组装成本。”
“GRIN optics can be shaped to fit a system, rather than making the system conform to the optics, resulting in reduced size, weight and assembly cost.
NPN240提供高计算密集平台，在限制体积、重量和功耗方面的应用均达到理想要求。
Providing a highly computationally-dense platform, the NPN240 is ideal for demanding applications that are constrained in terms of size, weight and power.
在图1中，if - then规则将重量在1到5磅之间且体积小于9立方英寸的包裹的运输和处理费用指定为5。
In Figure 1, an if-then rule assigns a shipping and handling charge of 5 for packages that weigh between one and five pounds and have volume less than nine cubic feet.
在图1中，if - then规则将重量在1到5磅之间且体积小于9立方英寸的包裹的运输和处理费用指定为5。
In Figure 1, an if-then rule assigns a shipping and handling charge of 5 for packages that weigh between one and five pounds and have volume less than nine cubic feet.
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