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61. Apply the transmission character of helical spring to discuss the solution to the 1-Dof system impacted by short wave for the first time.

62. The analysis results indicate that the impedance and pattern bandwidths of the one-arm hemispherical helical antenna are relatively narrow, and its gain varies acutely in the whole band.

63. A fast algorithm is investigated for calculating the electric characteristics of a helical antenna, and the broadband miniature helical antenna is designed by Genetic Algorithm (GA).

64. This dissertation mainly explores the dynamics of the helical planetary gear trains.

64. Sentencedict.com try its best to collect and build good sentences.

65. Spiral thickening (helical thickening) The type of secondary wall formation in which a spiral band of lignified deposits is formed on the inner wall of the cell.

66. Results The location, shape and displacement of fragment of zygomatic bone and zygomatic arch fractures were demonstrated stereoscopically through 3D images reconstructed from helical CT.

67. Methods:The hepatic dual phase helical CT scanning of 7 cases of pedunculated hepatocellular carcinoma were reviewed retrospectively.

68. There was vertical flash on inner hole of forging by the forge die for blank of helical bevel gear. It is difficult to remove the flash and machine procedures follow-up.

69. In noninvolute helical gear treatment, it is a better method to measure the normal chord length of the gear by the gear tooth micrometer callipers.

70. The robust parallel helical gearing allows for a rugged , economical agitation solution.

71. In this paper, a new method to measure meshing composite deflections of loaded cylindrical involute helical gear by using high precision clinometer is presented.

72. The pumpkin AP1 polysaccharides have a multi-branched structure and a variety of different linkages between adjacent monosaccharides, which compose the small rings and the helical structure.

73. Helical port also produces swirl by airflow interaction of valve gap and cylinder wall, so swirl number depends on helical line direction of relevant cylinder center.

74. Inking device drive system is also composed by helical gears.

75. The contacting line equations between the ball or tooth of the planet gear and the stator helical surface and the ones between that ball and the rotor worm are also given.

76. The cells can be spherical, rod-shaped, or helical, and some form assemblages of cells, such as branching filaments.

77. The characteristics method of the dynamic response of the helical spring mass systems is studied.

78. In this paper we employ a two-step implicit difference scheme to study numerically ths resistive helical instability of current-carrying plasma column with free boundary.

79. In this paper, the design basis, calculation method and construction feature of the new type composite oil ring with helical spring used in the medium and high speed diesel engine are described.

80. At last, the radiated field of axial-mode helical antenna and double ridged horn antenna is analyzed at this paper.

81. This paper presents a method for machining of taper cutting tools with equal helix angle. The principle of the method is using taper helical curve with equal pitch to approach equal angle one.

82. The two-arm hemispherical helical antenna has very wide impedance and pattern bandwidth, and its gain in the whole band is larger and wave mildly, which show that it is of great applicat...

83. This artical presents the principle and equipment for slotting large modulus gear with helical teeth and herringbone gear with narrow slot cutter groove.

84. The component comprises the medium holding rod, the helical line, a pipe shell, a first diamond film and a second diamond film.

85. The utility model provides a radio-frequency identification super-high frequency helical antenna which relates to a radio-frequency identification system.

86. Objective:To evaluate the accuracy of helical CT pneumocolon in diagnosing and staging colonic carcinomas.

87. Objective To study the value of helical CT in diagnosing congenital cholangiectasis.

88. Objective: To study the scan technique and methods of multi-slice helical computed tomography angiography for peripancreatic vessels.

89. For the steady laminar helical flow of incompressible viscous liquid , the component of curl is a harmonic function , and the existence of a potential functio...

90. Objective:To study application of threedimensional reconstruction and visual simulation surgery on pancreas based on the data of 64-row helical computed tomograph (CT) scanning.