Concrete mixing and unloading mainly depend on the two spiral mixing leaves, so the design of the helical mixing blades is particularly important.
混凝土的搅拌和卸载主要依靠两个螺旋搅拌叶片，因此螺旋搅拌叶片的设计尤为重要。
He points out that a similar spin-filtering of photons due to Bragg diffraction has been seen in cholesteric liquid crystals, which also have a helical structure.
他指出，由于布拉格衍射效应，在同样具有螺旋结构的胆甾相液晶中也观察到了类似的光子自旋滤波。
For this reason helical gears are used in almost all car transmissions.
正因如此，几乎所有轿车的传动系统都使用斜齿轮。
The experimental results helped to study the dynamic characteristics of helical tube arrays in air cross flow.
这一实验结果将有助于进一步了解螺旋管管阵在横向气流激励下的振动特性。
He was one of the most inventive watchmakers of his day and held patents for a detent escapement, bimetallic balance and helical balance spring.
他是那个时代最具创造力的制表大师之一，他拥有锁簧式擒纵机构、双金属摆轮以及螺旋游丝的专利。
A new coupling structure for helical filters has been Presented.
提出并实现了一种新的螺旋滤波器耦合结构。
It shows the useful value of CFD to diesel helical intake port evaluation.
指出了CFD在评价柴油机螺旋进气道性能中的实用价值。
Objective To evaluate the clinical value of helical CT in the occult fracture.
目的评价螺旋CT在隐匿性骨折中的临床应用价值。
Alpha helices in biological materials, and design of alpha-helical structures.
在生物材料中的阿尔发螺旋，以及阿尔发螺旋结构的设计。
Deformation of helical buckling appeared on rod during down stroke is also analyzed.
同时分析了下冲程抽油杆所产生的螺旋弯曲变形。
Objective To study the value of helical CT in diagnosing congenital cholangiectasis.
目的探讨螺旋CT在先天性胆管扩张症的诊断价值。
Purpose To evaluate the clinical application of helical CT in larynx and hypopharynx.
目的探讨螺旋CT在喉及下咽部的临床应用价值。
Purpose: To investigate the application of multi-slice helical CT in vertebral artery imaging.
目的：探讨多层面螺旋CT技术在椎动脉成像中的应用。
The characteristics method of the dynamic response of the helical spring mass systems is studied.
本文对螺旋弹簧质量系统动态响应的特征线法进行了研究。
Turkey Hall area of 2000 square meters, the external rectangular, internal is a helical structure.
土耳其馆面积达2000平方米，外部呈长方形，内部则是螺旋状的结构。
Then the dynamic stability of the helical equilibrium depends on the eigenvalues in the time domain.
则螺旋线平衡的动态稳定性由时间域的本征值判断。
The stability of the helical equilibrium is analyzed in the fields of statics and dynamics respectively.
在静力学和动力学领域内讨论其平衡稳定性问题。
This paper chooses a normal mode helical antenna to replace the short dipole antenna to improve efficiency.
本文采用法向模螺旋天线代替以前采用的短偶极子天线以提高效率。
Purpose: to study the characteristic appearances of hepatocellular carcinoma (HCC) in dual phase helical ct study.
目的：描述肝细胞癌的双时相螺旋ct的特征，评价其应用价值。
The mathematical model of longitudinal vibration bars is directly used for the dynamic analysis of helical springs.
直接把均匀杆纵向振动的数学模型用于弹簧的动力分析。
Adopting helical flow displacement theory can overcome the disadvantage and greatly improve the displacement efficiency.
使用螺旋流顶替理论能克服这一缺点，大大改善顶替效率。
Objective To explore the bowel and ordinary helical tube in critical patients in clinical application and nursing effect.
目的探讨螺旋型鼻肠管和普通胃管在危重症患者中的临床应用及护理效果。
During traditional helical gears of parallel axle with external engagement engage, the direction of rotation is converse.
传统的平行轴外啮合斜齿轮在啮合传动过程中，两齿轮的转动方向是相反的。
The two helical nanofibers usually change helical senses (helical reversals) at the coil position of the same cycle number.
这两根螺旋纤维经常在相同螺旋圈数的位置同时发生螺旋旋向的改变，即螺旋反转。
Objective To investigate the value of multi-slice helical ct in the differentiation of benign from malignant thyroid lesions.
目的分析甲状腺病变的多层螺旋ct表现，探讨甲状腺良、恶性病变的诊断及鉴别诊断要点。
Objective To investigate the value of multi-slice helical ct in the differentiation of benign from malignant thyroid lesions.
目的分析甲状腺病变的多层螺旋ct表现，探讨甲状腺良、恶性病变的诊断及鉴别诊断要点。
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