它的工作原理是分析传入声音的声波并产生新一轮向外扩散的声波。
It functions by analyzing the waves of the incoming sound and creating a second set of outgoing waves.
浮在海面上的油污正往外扩散。
关于转移：转移意味着散肿瘤向外扩散。
The metastatic part: Metastasis means the tumor spread outside its original site.
粒子输运由向外扩散和向内对流构成。
The particle transport consists of outward diffusion and inward convection.
认为实验条件下的吸附过程属于外扩散控制。
The adsorption process in the experimental conditions can be considered as external diffusion control.
这样可确保全部油蒸汽不致从泵房向外扩散。
This assures that all vapor or gases will be confined to the pump room.
但这种影响向外扩散，逐层改变地核的自转速度。
But the effect ripples outward, changing the core's rate of rotation layer by layer.
最后对氢的外扩散现象提出了几种可能的简单解释。
Some possible interpretations are presented for out-diffusion of hydrogen in the films.
背景：甲状腺外扩散是决定甲状腺手术范围的重要因素。
Background: Extrathyroidal extension is an important factor to determine the extent of thyroid surgery.
结果表明，在实验操作的流速范围内，过程属于外扩散控制。
Results showed that the process was in film diffusion control in the experimental velocity range.
燃料棒外层可能也已点燃，产生足够的能量激发辐射性燃料向外扩散。
The outer shell of the rods could also ignite with enough force to propel the radioactive fuel inside over a wide area.
这些细胞分泌一种被称为音猬因子的蛋白质，这些蛋白质会向外扩散到其他细胞中。
These cells make a protein called sonic hedgehog, which diffuses outward to other cells.
结果表明：本实验系统中传质过程接近于外扩散控制，近似解与精确解吻合较好；
The results showed that for this experimental system the particle-fluid mass transfer almost controls the overall rate, the approximate solutions fit the exact solution.
仔细观察，可见到风暴中心附近有一片较白的卷云幔那是从中心顶部向外扩散的高云。
A closer look can bring out further details. the bright patch near the storm centre is the cirrus canopy-high clouds emanating outwards from the top of the centre.
在1970年代形成的新的分析工具的影响，似冲击波一般从经济学专业的核心向外扩散。
The effects of new analytical tools developed in the 1970s spread out from the profession's core like a shockwave.
环隙会一直拉大，直到卫星的斥力与行星环在碰撞时所产生向外扩散的力量达到平衡为止。
The gaps will grow until the satellite's repulsive forces are counterbalanced by the tendency of rings to spread during collisions.
通过评估超声表现，如肿瘤与甲状腺包膜接触和甲状腺包膜破裂，来预测甲状腺癌的外扩散。
The US findings, such as contact and disruption of thyroid capsule, were evaluated to predict the extrathyroidal extension of thyroid carcinoma.
池塘里被一朵朵高高的水花在阳光中显得那样透亮晶莹，还有向外扩散的一圈比一圈大的水波。
The pond was pure-white tall spray in the sun appears bright glittering and translucent, and so to spread outside lap than a circle big waves.
当地时间上午11点的全国电视讲话中，首相菅直人称放射物质已从反应堆向外扩散并呼吁国人保持冷静。
In a televised address to the nation at 11 a.m. local time, Prime Minister Naoto Kan pleaded for calm as he announced that radiation had spread from the reactors.
研究结果表明：外扩散过程是传质的控制步骤，增大风速、减小吸附剂颗粒直径是减少传质阻力的有效措施。
The results show: external diffusion is control process for mass transfer, and increasing air velocity and decreasing particle diameter are effective measures to decrease mass transfer resistance.
研究结果表明，外扩散过程是传质的主要阻力，增大风速、减小吸附剂颗粒直径是减少传质阻力的有效措施。
The results show: external diffusion is the main resistance for mass transfer, and increasing air velocity and decreasing particle diameter are effective measures to decrease mass transfer resistance.
结论我国媒介蝇类中很多种类是通过人类活动而从国外扩散进来，人类活动是导致媒介蝇类入侵的主要途径。
Conclusion Many a species of the fly vectors in China was introduced from abroad through human activities. Human activities constituted a leading cause for the invasion of flies.
计算结果表明，银催化剂床层空隙率的减小或操作空速的增加有利于减弱该催化反应过程中外扩散效应的影响。
The obtained results showed that the effect of external diffusion could be slackened by the decrease of fixed-bed voidage and the increase of space velocity.
经脉线下深部组织的热能通过热传导的方式由里向外扩散至皮肤表面，是产生循经红外辐射轨迹的一个重要原因。
It is obvious that the thermal energy in deep tissue may conduct outwards to skin surface. This may be an important factor for the formation of infrared radiant track along meridian course.
公元前138年左右，乌孙举族西迁至伊犁河谷周围重新建国，此后其余部又向南方的葱岭(帕米尔高原)内外扩散。
About 138 BC, all the Wusun migrated westward to the Ili river valley and rebuilt the state there. Later, the rest of the Wusun spread southward to the Cong Ling Ridges (the Pamirs).
分析表明，HBSIP协议在分层结构下进行切换尤其是域内切换时，表现出了良好的切换性能，同时，也避免了终端在域内移动时控制消息和数据流传送的域外扩散。
It is shown that HBSIP behaves a good switching performance, and also avoids control information and data stream spreading out of the domain when the mobile terminal is moving cross in the domain.
分析表明，HBSIP协议在分层结构下进行切换尤其是域内切换时，表现出了良好的切换性能，同时，也避免了终端在域内移动时控制消息和数据流传送的域外扩散。
It is shown that HBSIP behaves a good switching performance, and also avoids control information and data stream spreading out of the domain when the mobile terminal is moving cross in the domain.
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