筛的

Arranging two motors above shaker basket can be made to balanced elliptical track, and achieved a point with the center of force and mass of the basket by adjusting angle of weight.

将电机放置在筛箱的上面可以实现椭圆轨迹，且通过调节上下偏心块的夹角，可以实现力心和筛箱质心的重合，从而实现平动椭圆振动轨迹。

By Vis-UV detector, column efficiencies of conically shaped preparative chromatographic columns with porous polytetrafluor oethylene frit and porous stainless steel frit were compared.

利用柱后可见-紫外检测，比较了采用多孔聚四氟乙烯材料和多孔烧结不锈钢材料作为台锥形制备液相色谱柱柱头筛板材料时的柱效；用柱上可视化方法研究了柱头筛板的直径对流型的影响。

"Although the risk of bowel perforation is often cited as a major factor in the choice between colonoscopy and sigmoidoscopy for colorectal screening, good estimates of the absolute and relative risks of perforation are lacking," write Nicolle M.

利用Medicare的资料库找出1991 ~ 1998年间，65岁以上、未罹患癌症且至少接受过一次以上大肠镜检或直肠镜筛检的健保民众，根据这份资料算出这些民众在做完筛检后7天内发生肠穿孔的机会。

Keep the sieve held high to give the flour a good airing, then tip the grains from the polenta in to join the rest.

把筛高举筛出细的好的面粉，然后向玉米粥加入其余的粮食。

According to the principle of probability curve, the data was divide into two or more parts, and then geology explanation can be got based on the diversity of line shape and its position and the useful information for mineral exploration can be got in the end.

利用概率图筛分的原理，将其筛分为二个或者多个总体，并针对其线性形态变化和数据点出现的位置进行地质解释，为找矿勘探提供有价值的信息。

We made a comparison of using laser method and comprehensive method(pipette analysis-sieve analysis)to do grain size analysis for 65 sediment samples from the South Yellow Sea area.The analysis result from the laser method is very close to that from the sieve method.

本文主要通过实验研究，对南黄海沉积物用激光粒度分析仪和沉降法、筛析法取得的测试结果作对比研究，探讨激光粒度分析结果在该海域应用的可靠性。1粒度分析方法的基本原理1.1综合法通常联合使用筛析法和沉析法叫综合法。

Based on the theory of the structure dynamics, with the limited element SAP5 programm as the calculating way, a calculatingway of the dynamics intenisity of the sieve s lateral plate is put forward and the reason why this kind of oscillating sieve causes crcak on the lateral plate is analyzed.

以结构力学理论为依据，以有限元SAP5程序为计算手段，提出了一种直线振动筛侧板的动力学强度的计算方法，并分析了这类振动筛在侧板上产生裂纹的原因。

Its structure is characterized by the fact that the sieve plate is replaced by a bubble cap plate and a plate of large holes to make water distribute better;a special shroud.

本文研究的防堵防跑双罩式内循环流态化水冷器的结构特点是：底室采用泡罩板加大孔均布板取代筛孔容易堵塞的筛板；水冷管出口安装挡粒调匀罩。

Heterozygote screening : Screening a susceptible population （eg, Tay-Sachs disease in Ashkenazic Jews, sickle cell anemia in blacks, thalassemia in various ethnic groups） may be appropriate because of the high frequency of heterozygotes.

杂合子筛查由于某些易患人群中有较高的杂合子发生率，在他们中筛查某些疾病是合适的（如在以色列的阿斯克那士犹太人中查Tay-Sachs病，黑人中查镰状细胞贫血，少数民族中查地中海贫血）。

The electron microscope showed that in the screened sheet, only long fibers interweaved in a crisscross fashion, while in the unscreened sheet, fines fill up the textile fibers, which helped to increase the bonds of long fibers.

扫描电镜显示筛分后所成纸页中只有长纤维纵横交错，而未经筛分的纸页中细小纤维填充在长纤维所交织组成的网络空穴里，有利于纤维间的结合。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。