于是资源与种群增长构成一个反馈调节环。
Therefore, the resources and population increase form a feedback loop.
它主要由内筒、外筒、带有单向阀的活塞、溢流件、调节环，密封圈等组成。
The leakproof hydraulic damper is mainly composed of an inner cylinder, an outer cylinder, a piston which is provided with one-way valves, overflow members, adjustment rings, seal rings, etc.
制织这种织物的织机必须装有经纱长度补偿装置。本文阐述了使用经纱张力调节环来补偿经纱的长度。
On this triaxial weaving machine, which is capable of producing triaxial fabric, warp, length compensator must be mounted.
此种挡砂器由上接头(1)、中心管(2)、挡环(3)、密封件(4)、隔环(5)、调节环(6)和喇叭口(7)组成。
The sand retention apparatus is composed of an upper joint (1), a central tube (2), a retention ring (3), a sealing element (4), a spacing ring (5), an adjusting ring (6) and a bell mouth (7).
结论：消化性溃疡患者的NO- ET - 1水平有所改变，胃康胶囊可能是通过NO - ET - 1负反馈调节环而起作用的。
Conclusion: level of NO and ET-1 in the patient of peptic ulcer shows changes, and Weikang Capsule cures peptic ulcer possibly through NO-ET-1 negative feedback regulation.
HAART以病毒本身为靶子，与这种疗法使用的药物有所不同的是，二甲胺四环素采取的是导向目标追踪方式，调节免疫系统的主要行动者以及HIV感染目标T细胞。
Unlike the drugs used in HAART which target the virus, minocycline homes in on, and adjusts t cells, major immune system agents and targets of HIV infection.
上海7月集装箱吞吐量同比下降了9%，环比上涨了7%，而深圳7月集装箱吞吐量下降了23%，环比回升了4%(季节调节后)。
Container throughput at Shanghai declined 9% YoY in July and increased 7% MoM, while Shenzhen declined 23% YoY in July and increased 4% MoM (seasonally adjusted).
通过研究速度环的动态结构，选择速度环的调节方式，以满足速度环的无差与抗扰要求。
After the dynamic configuration of speed loop is studied, its regulating manner is selected to meet the demand of no error and anti-disturbance.
本文提出了绕线式感应电机转子回路电阻的斩波调节原理，设计了双环调速系统，并进行了计算机辅助设计和仿真研究。
This paper presents a chopper adapting principle of rotor's resistance of induction motor, develops a two loops speed governing system, and gives computer simulation results.
而细胞内膜受体G蛋白偶联的环磷腺苷浓度促进了细胞的各种功能，也参与调节了其他信号通路。
The concentration of adenosine cyclophosphate of membrane receptor G protein couple stimulates the functions of cells, and participates in regulating various signal transductions.
我们公司生产的液环真空泵，具有不同的出料口，自动调节内部压缩率，已达到最大的真空效率。
The pump features a variable discharge port design which adjusts automatically to the internal compression ratio of the vacuum pump resulting in maximum efficiency throughout the vacuum range.
各液环厚度可通过不同直径的溢流板调节。
Each liquid ring by different thickness of the overflow of the board adjustment in diameter.
血液循环的五胜调节血浪抽环的功能。
The blood circulation five win the adjustment blood wave to pull out link's function.
截止阀的柔性元件的径向变形值可以调节，保证柔性螺纹套的环槽与螺杆上的螺纹的接合深度。
Radial distortion of the flexible component in the stop valve can be adjusted so as to ensure the joint depth between flexible screw thread trepanning circular groove and screw thread on the screw.
生物钟相关基因相继被分离鉴定，它们及其编码的蛋白质产物构成的自主调节的转录和翻译反馈环是生物钟运转的分子机制。
The clock genes and the coded protein comprise the self-sustaining feedback loop that can regulate both on the transcriptional and on the translational level.
提出了一种调节滞环宽度、减少有源电力滤波器(APF)的开关损耗的方法。
Proposed in this paper is a new method to reduce the switching loss of active power filter (APF) through adjusting the hysteresis band width.
详细介绍了采用单神经元自适应PS D控制器对电流环进行调节的方法，使电机能稳定工作在变负载条件下。
Controlling method of current loop with single neuron adaptive PSD controller which can make motor work stably in the condition of changing load is discussed in detail.
采用线性离散控制技术，由位置环、压力环、速度环、电流环多闭环构成线性离散压力调节系统。
Adopting linearity disperse control technique, position ring, pressure ring, rate ring, current ring constitute the more closed loop pressure regulate system.
目的：对野生牛肝菌进行营养成分分析并观察其对环磷酰胺(CP)损伤免疫系统小鼠的免疫调节作用。
Objective: To analyse the nutrient ingredients of natural Boletus and observe its regulation on mouse immune injury caused by cyclophosphamide (CP).
文章介绍了一种带改进型逆变器和多滞环转矩调节器的新型直接转矩控制方法。
In this paper, a new method of direct torque control with advanced invertor and several-value torque controller is introduced.
采用PI调节器加极点的方式，设计出电压环调节器。
Voltage controller was designed by adding a pole to the PI regulator.
化合物的连接臂长短可以调节，且其碱基和糖环可调节化合物的水溶性。
The linker length of the conjugates can be changed and the nucleobase and ribose can adjust water solubility of the target compounds.
从理论和试验两方面分析了影响电机传动系统中滞环两态电流调节器工作频率的主要因素。
The main reasons to affect the operation frequency of two state hysteresis current regulator for motor control system are analyzed by theory and experiment.
以给定积分器电路和双闭环晶闸管供电直流调速系统中等效速度环调节回路为例，说明求解过程。
The resolving Procedures represented by resolving set-integrator circuit and equivalent speed loop regulating circuit of double close oop SCR-D system.
菊绳，缝(或系)一些环的扁带。在器械攀登中用作可调节的扁带。
Daisy chain -a sling sewn (or tied) with numerous loops, used as an adjustable sling in aid climbing.
提出了一种快捕获，低抖动，宽调节范围的增益自适应锁相环的设计。
We present a design for an adaptive gain phase-locked loop (PLL) that features fast acquisition, low jitter, and wide tuning range.
提出了一种快捕获，低抖动，宽调节范围的增益自适应锁相环的设计。
We present a design for an adaptive gain phase-locked loop (PLL) that features fast acquisition, low jitter, and wide tuning range.
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