longitudinal是什么意思

短语搭配

(1)longitudinal wave纵波

(2)longitudinal study纵向研究；纵向的研究；纵向调查研究

(3)longitudinal axis纵轴；纵向轴线；纵轴线

(4)longitudinal data纵向数据；纵向资料；纵向运动数据

(5)longitudinal mode纵模；纵向模式

(6)longitudinal section纵截面；纵向截面；纵剖面

双语例句

(1)The analyzing results indicate that the longitudinal and the transverse stress in the fibres and the stress concentration are the major reasons that lead to the failure of the fibres ahead of time.

分析的结果表明，纤维布的纵横双向受力以及较大的应力集中是导致其提早破坏的主要原因。

(2)It would require a longitudinal study spanning at least a decade and involving a lot of kids to track the effect of precise levels of caffeine over a long period of time.

在孩子身上做研究将需要至少跨越十年，还涉及对很多孩子体内咖啡因精确含量的长时间追踪。

(3)The test analysis shows that the fitted slope of test data to nominal stress and hot spot stress S-N curves for aluminum 5083 welded joint with longitudinal fillet welded gusset is 5.

试验分析说明铝合金5083纵向角接板焊接接头名义应力和热点应力疲劳S-N曲线试验数据拟合斜率为5。

(4)Based on the character of the middle-convex and varying ellipse piston with complex transverse and longitudinal section contour, a method using MATLAB to fit piston skirt curve is given in this paper.

针对中凸变椭圆活塞横向和纵向复杂型线的特点，提出了采用MATLAB曲线拟合工具对活塞的轮廓线进行曲线拟合。

(5)The dynamic model of a 2B0 locomotive for export is built with software SIMPACK to analyze the influence of longitudinal position of the locating node for tumbler axle-box on locomotive dynamics.

利用SIMPACK建立某出口2B0机车动力学模型，分析了转臂轴箱定位节点的纵向位置对机车动力学性能的影响。

(6)Longitudinal studies are studies that observe patterns of behaviour or drug use over a length of time and link them to outcomes measured during or at the end of the period.

纵向研究即在一段时间内，观研究对象的行为模式及药物使用与HSV-2感染的关系。

(7)The results of the tests reveal that the effect of the vertical bending transverse to the bridge under the action of vertical loading is greater than that longitudinal to the bridge.

试验结果表明：结构在竖向荷载作用下横桥向竖向弯曲效应大于纵桥向竖向弯曲效应；

(8)The results shows that porosity of rock is the main factor affecting the velocity of longitudinal wave. The shale content has a smaller affect on the wave velocity than sh…

泥质含量比孔隙度对纵、横波速度的影响小．但泥质含量要比方解石或白云石对纵、横波的影响大得多，理论考察和实验研究的结果一致。

(9)A linear ultrasonic motor was put forward. Elliptical motions of the surface points of the stator are generated by the superposition of longitudinal and bending modes of the oscillating structures.

提出了一种基于薄板面内振动的纵弯模式驻波直线超声波电动机。

(10)Then the simplified model for the LPFG is deduced with ignoring longitudinal coupling of modes and coupling of cladding modes themselves, and also assuming the modulation of refractive index exis…

忽略轴向的模式耦合以及包层模式之间的相互耦合作用 ，并认为折射率指数的调制只存在于纤芯中 ，建立了简化的长周期光纤光栅数学模型。

同义词

adj. 长度的，纵向的；经线的

同根词

词根 longitude

(1)longitudinally adv. 长度上，经向；经度上

(2)longitude n. [地理] 经度；经线

(3)longness n. 长度

释义

adj.

running lengthwise rather than across

纵向的

longitudinal muscles

纵向肌肉

longitudinal stripes

纵向条纹

longitudinal extent.

纵向范围。

(of research or data)involving information about an individual or group gathered over a long period of time

（研究，数据）通过长期努力取得的；纵观的。

of or relating to longitude; measured from east to west

（与）经度（有关）的

longitudinal positions.

经度位置。

考纲分布

近6年出现2次

重要程度: 5星

100%; adj 纵的; 纵向的

考纲释义

( 1)adj. 纵的; 纵向的

真题例句：

Assal Habibi is conducting a five-year longitudinal study with children from low-income communities in Los Angeles.

Assal Habibi正在对洛杉矶低收入社区的儿童进行一项为期五年的纵向研究。[2021年 CET6 阅读理解B]

He believes that the only way to truly understand their effects is to run longitudinal studies.

他认为了解其效果的唯一方法是进行纵向研究。[2021年 CET6 阅读理解B]

必考派生词

longitudinal adj. 纵向的；经度的；纵观的；通过长期努力取得的