轴向系统由管胞和木薄壁组织细胞组成；
Axial and radial systems formed the secondary xylem of the roots.
轴向系统由筛胞、韧皮薄壁组织细胞、蛋白细胞和韧皮纤维组成，径向系统由韧皮射线组成。
In the axial systems, the phloem consists of sieve cells, phloem parenchyma cells, albuminous cell and phloem fibers. In the radial systems, it consists of phloem rays.
结果南方红豆杉根的次生结构由周皮和维管系统组成，次生木质部由轴向系统和径向系统两部分构成。
Results The secondary structure of the roots of Taxus chinensis var. mairei consisted of the periderm and vascular cylinder(stele). Axial and radial systems formed the secondary xylem of the roots.
阐述一套大型机组轴向力在线智能监测系统硬件、软件的功能及其结构。
The functions and composition of the hardware and software of an on-line intelligent monitoring system are described.
通过该系统测量爆震管中火焰传播速度的轴向分布，确定了爆燃到爆震的转捩距离。
This system was used to measure the flame propagation velocities along the tube, and furthermore to determine the DDT distance.
利用临界流速公式系统地分析和讨论扭转刚度、重力系数和轴向预紧力对管道临界流速的影响特性。
The effect of some parameters of the system on the values of critical flow velocity is discussed according to the analytical expressions derived.
在多级同步感应线圈炮系统中，驱动线圈的轴向长度将会直接影响弹丸的速度。
In the system of the Multi-Stage Synchronous Induction Coilgun, the axial length of the drive coil directly affects the velocity of projectile.
通过WVIS -ME45隔振器的轴向弹性变形来传递螺旋桨的推力，有效地控制了船舶推进系统的振动和噪声。
It is efficient to control the vibration and noise of the propulsion system since the thrust is transmitted by axial elastic deformation of WVIS-ME45 vibration isolator.
区别于现有的电动、气动螺丝刀工具，该螺丝刀系统在驱动螺丝时，能对螺钉头实现无轴向压力的调节。
Different from traditional electric and pneumatic screwdriver tools, this screwdriver system can adjust the screw with no axial pressure when driving screws.
在非设计工况下运行时，火焰的轴向位置和燃烧放热的变化也对系统稳定性产生影响。
Under off-design operating conditions, shifting of the flame's axial position and its heat release may also influence the system's stability.
并测试STB钉板系统的轴向刚度。
轴向间隙系统是一个紧凑和便携式检验测量系统。
The Seal Gap system is a compact and portable inspection gauging system.
进一步研究变焦距系统远心光路的结构特征，得出了使系统在整个变焦过程中都处于远心位置的光阑轴向位移方程。
To study the structure of telecentric beam path for zoom lens system, the axial displacement equation for the stop was deduced, which keep the system telecentric in all zoom position.
光盘系统的开发者和光盘介质的提供者需要一种能自动、方便测量光盘轴向机械动态特性的测试系统。
An automatic, convenient measuring system for the axial mechanical characteristic of the optical disks is desirable for the optical system designers and optical disks providers.
介绍大型径轴向轧环机电气控制系统的结构与组成及各部分的主要功能和采用的相关技术。
An introduction is given to the configuration of the electric control system of a large scale radial-axial ring rolling mill and, meanwhile, its main functions and mutual relations.
这种设计方法不仅对于单片轴向梯度折射率透镜，而且对于同时包括均匀介质元件的光学系统也是很方便的。
The use of the method is not limited to simple lenses with gradient indices. It can also be used conveniently in the design of systems having homogeneous-medium elements.
并以一台较大排量的轴向柱塞泵为被试泵，建立了流量脉动测试系统，实现了多种压力下被试泵流量脉动的测试。
An axial piston pump with large displacement has been used as the pump under test, a measurement system has been put forward and flow ripples at different pressures have been determined.
本文研制一种超声轴向振动系统，并对合金铜进行试验。
In this paper, the author developed an ultrasonic vibration drilling system, and utilized it to do experiments on copper alloy.
通常使用前路重建系统(前路颈椎钢板螺钉系统)稳定脊柱及轴向加压植骨块。
Usually, a ventral reconstruction system (anterior cervical plate screw system) is used for both further stabilization of the spine and axial compression on the fibula strut grafts.
我们以象散光束为例，根据轴向全息图能够给出该光束补偿系统的状态。
Taking a laser beam of astigmatic aberration as an example, the state of the laser beam compensating system can be given by the axial hologram of the laser beam.
在曲轴系统的振动预测中应用动刚度矩阵法，计算从曲轴向滑块的激振力输入，建立了动力传动装置全系统的有限元模型，并采用该模型进行了振动的预测计算。
In this paper, the dynamic stiffness matrix method is used to predict the vibration of the crankshaft system and to calculate the input exciting force from the crankshaft to the slide rod.
设计了一种磁悬浮风力发电机的转子系统，径向方向采用磁力轴承支承，轴向方向靠机械力约束。
A rotor system of the magnetic suspending wind power generator is designed, which is supported with magnetic bearings in radial direction and constrained with mechanical force in axial direction.
实现了对杆单元的轴向振动系统、析架系统，平面梁单元的转子系统等上述两类问题的求解。
It has been successfully applied to solve the problems of truss structure system, axial vibration system, rotor system and plane beam system etc.
利用有限差分法，导出了轴向运动矩形薄膜横向振动控制系统的状态方程。
Using the finite difference method, the state equation of the transverse vibration of an axially moving rectangular membrane is derived.
介绍了采用轴向压缩胀形成形原理，生产高档建筑及制冷系统用薄壁紫铜管三通接头的成形工艺和模具结构。
Axial compress expander forming has been used to production of high-grade thin-wall three-way connection made of red copper used for building and refrigeration.
本文介绍了一种基于三轴向微型加速度传感器的步态检测系统，并对步态及平衡性进行初步的分析。
Describes a kind of gait detection system based on tri-axial micro acceleration sensor. Then analyzes primarily the gait and balance.
用系统化分析方法构造了大型水轮发电机定子铁心背部沿轴向温升分布离散区域数学模型。
The mathematical model in scattered zone of the axial temperature rise distribution along the back of stator core is established with system analysis method.
用系统化分析方法构造了大型水轮发电机定子铁心背部沿轴向温升分布离散区域数学模型。
The mathematical model in scattered zone of the axial temperature rise distribution along the back of stator core is established with system analysis method.
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