the relative error of the simulation result is 5.4%. the influence of pressure drop from the different structure parameters of the heat pipe exchanger was analyzed.

a drop from a pond, viewed through a microscope, swarms with tiny organisms.

通过显微镜可以察看到一滴池水里有一大群微小生物体在游动。

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that's a drop from a month before, and it's the lowest unemployment rate it has been in nearly four years.

这个数字相比前一个月有所下降，而且在近四年中已经是最低的失业率。

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the problem of cut tobacco drop from running feed dolly was then resolved and the environment of workshop was improved.

改进后使用效果良好，解决了小车在运行中飘落烟丝的问题，改善了生产现场的环境。

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the results of this study also show that estimation of seismic stress drop from the peak parameters of ground motion will become a new practical method.

研究结果还表明用地面运动峰值参数估算地震应力降是一种新的实用性较强的方法。

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high winds scour the landscape and temperatures can drop from baking to freezing in moments.

风在大地上急速穿过，气温也可以从酷热难当骤降到冰冷入骨。

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sooner or later, the sand and the particles of rock drop from the wind to the ground.

迟早，沙子和岩石碎粒从风中落到地上。

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a flour mixture thin enough to pour or drop from a spoon.

一种较稀的面粉混合物，可以倒入汤匙，也可以从汤匙里滴落下来。

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and waving part, and waving drop from sight.

挥手告别，挥着手从视野中消失。

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the seeds normally drop from trees in winter.

种子通常在冬天从树上落下。

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this is caused by different pressure drop from one trap to the other.

这些都是由于从一个阱换成另一个阱产生不同的压力而造成的。

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i had let my tools drop from my hands.

我放下手中的工具。

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happiness does not drop from the skies; it is to be created by our hands.

幸福不是从天上掉下来的，而要用双手去创造。

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there are many factors influencing hot die forging quality of turbine blade, such as material property, billet outline and size, die forging method and plan, die cavity structure and drop forging equipment, etc.

有许多因素影响汽轮机叶片的模锻生产质量，例如，材料性质、毛坯外形及尺寸、模锻方式及工艺、模腔结构与锻压设备等。

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investigation about wrinkle of eddy flow of drop forging

锻压涡流折纹的探讨

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application of oilless lubrication technique in cylinder of drop forging hammer

气缸无油润滑技术在模锻锤上的应用

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the numerical simulation of the metal flow in drop forging

模锻过程金属流动的数值模拟

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the photoelectric liquid drop sensor ( plds) is based on the optical fibers positioned inside the drop and the special capacitive sensor composed of the drop head and a cylindrical ring plate.

介绍一种用于液体特性研究的光电液滴传感器（PLDS），其原理是基于插入液滴内部的光纤，及由滴头和环形极板构成的电容传感器。

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to arch the neck and stimulate the cervical spine, lengthen the neck, drop the head back, lift the chin, and open the throat;

弯曲颈部并刺激颈椎，拉伸颈部，头向后仰，抬高下巴，打开喉咙；

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continue to lift your leg and drop the head and torso so they form a straight horizontal line from head to toe with the arms at your sides.

腿继续抬高，头和躯干下低，这样从头到脚就会形成一条水平直线，手臂放于身体两侧。

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slowly drop your head to the left, trying to touch your left ear to your left shoulder.

慢慢地把头偏向左边，试着让左耳接触左肩膀。

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