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- NUMERICAL SIMULATION FOR FOCAL REGION CHARACTERIZATION IN PARABOLOIDAL DISH SOLAR CONCENTRATORS 碟式抛物面太阳能聚能器焦面特性数值仿真
- focal region characterization 焦面特性
- Waves of alternating increased and decreased pressure propagate from the transducer, typically resulting in a maximum intensity in a focal region chosen by the operator. 超声波从传感器传来的可增加或减小的压力传送波,导致在震源区的最大强度。
- Methods:The age distribution,focal region,blood-lipid,blood sugar,electrocardiography and medical history for 328 cases of cerebrevascular diseases were analysed. 方法:对328例脑血管疾病患者,从年龄分布、病灶部位,血脂、血糖、心电图的变化,既往病史及个人嗜好等方面进行分析。
- With the same amount of acoustic intensity and radiating time, the volumes of biological focal regions decreased with the increased depth of radiation. 在相同辐照声强和辐照时间时,所形成的HIFU生物学焦域体积随辐照深度的加深而变小;
- It is proved that polypropylene fiber concrete performs well in resisting impact, abrasion and crack, and thus well applicable in sandy flow region characterized In high speed and turbulence, such as the filling &emptying culvert of shiplock, etc. 表明聚丙烯纤维混凝土具有良好的抗冲耐磨性能和抗裂性能,可较好地应用于船闸输水廊道等处于高速、紊乱、含沙水流区。
- The focal point of our discussion was the need for action. 我们讨论的中心是采取行动的必要性。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- The earthquake may cause a region to fall in. 地震可以使一个地区下陷。
- Storms spring up easily in this region. 这个地区很容易发生风暴。
- Uncertainty analysis of latent focal region and upper magnitude limit in seismic hazard analysis 地震危险性分析中潜在震源区范围与震级上限的不确定性分析
- Reducing unemploymentis the focal point of the government's plans. 减少失业人数是政府计划的重点。
- He is earning a salary in the region of25,000. 他当时的薪金在25,000英镑左右。
- A storm that cut off power to the whole region. 切断了整个地区电力供应的暴风雨
- A planar region bounded by a circle. 圆形区,圆形空间被圆所包围的一个平面区域
- A vineyard or wine-producing region in France. 克鲁法国的葡萄园或葡萄酒生产区
- Food and fuel were scarce in this region. 这地区食物和燃料都很缺乏。
- There used to be a military base in the region. 这地区过去有个军事基地。
- He is an authority in the region of chemistry. 他是化学界的权威。
- I have a pain in the lumbar region. 我腰部疼痛。