该结论对我国近千台港口门机管理有积极意义。
This conclusion is quite helpful to the nearly 1 000 harbour portal cranes in China.
文章运用电力拖动的基本原理对港口门机生产实际中出现的重载溜钩现象进行了详细准确的分析。
This paper gives detailed and accurate analysis to hook gliding at heavy load for gantry crane with the basic principle of electric haulage.
此参数必须设定为1，否则门机无法工作。
This parameter must be set to 1, or the door operator will not work.
门机轨道梁的设计。
门机金属结构的失效事故，后果往往非常严重。
The consequence caused by crane's metal structure to lose efficacy is very serious.
提出了确定门机对重质量及其位置的动态优化法。
The dynamic optimization method of determining the counterweight and its center of portal crane is put forward.
本实用新型公开了一种用于操纵电梯门的多功能电梯门机机构。
The utility model discloses a multifunctional elevator door machine mechanism used for manipulating elevator doors. The elevator door machine mechanism comprises a motor and a driving belt.
作为电梯系统的关键部件，电梯门机控制系统的重要性不言而喻。
As an important part of the elevator, the elevator door control system cannot be ignored.
以80c196单片机为核心，构成双极式直流pwm电梯门机可逆调速系统。
A bipolar DC PWM reversible speed-adjusting system is constituted by 80c196 single chip computer for elevator door machine.
建议厂方在这次计算的基础上，进行实际测试，以便进一步校核该门机的强度和变位。
It is suggested that a practical measurement shall be conducted again so as to further check the strength and displacement of this cran...
电梯门机是电梯的重要组成部分，是电梯系统中动作最频繁、也是直接面对乘客的部分。
The elevator door-motor is one of crucial components in elevator system, which works most frequently in the elevator and is directly used by passengers.
系统选择MSP430F149单片机作为电梯门机控制系统的核心，兼顾性能与成本等因素。
The MSP430F149 MCU is selected as the control center of elevator door motor control system.
计算结果指出：门机结构总体应力水平较低，其严重受力件主梁具有较大的强度富裕度，不必更换。
The results show that the crane is unnecessary to replace for its low total stress level and large strength margin of the main girder (main stressed part).
研究结果表明门机结构总体应力水平较低，严重受力件主梁具有较大的强度富裕度，可以保证超期服役的安全性。
The research shows that stress level of the crane structure is low and crane girder has large enough strength margin to assure the safety of using crane under extended service.
文章介绍了一个港口门机故障检测系统，着重讨论了在采样信号预处理的基础上，通过规则推理进行故障分析的方法。
This paper introduces a fixed crane faults diagnosis system used in port, and focuses on the method of inferring rule based on the pretreatment of sampling signal.
探讨了目前电梯门机系统存在的问题，提出了应用DSP数字信号处理技术为核心，无刷直流电机为驱动机的系统方案。
Discusses the problems existing in the door motor of elevator, puts forward the system project which takes DSP digital signal processing technology as core, DC brushless motor as driver.
本文以现场量测的码头门机荷载及运行情况调查资料为依据，确定了该荷载最大值分布的随机过程模型，并对该荷载进行概率统计分析。
A random process probabilistic model of the loading maximum value distribution is determined based on the data of actual measurment and investigated operation situation for gantry crane on wharf.
销售的主要产品：导向轮、轿厢、厅门、门机、上坎、限速器、夹绳器、安全钳、缓冲器、绳头组合、五方通话、导轨等电梯部件，广泛应用于客梯、住宅梯、货梯等各类电梯。
The major products are the lift parts such as the car, hoist-way door, door machine , upper sill, speed governor, rope gripper, catch block , buffer etc.
一扇开着的门，一间屋子，屋里两台咔嗒作响的打字机，两位女士咔嗒咔嗒在打字。
An open door, a room, two typewriters clattering and two women making them clatter.
而随后一个经理满腹欣喜地推开一扇门，自豪地宣布：“我们在这里已经有两台传真机了！”
But then one manager threw open a door with fanfare and proudly declared, "We've even got two fax machines in this area!"
如今忙碌的家庭几乎没有时间把碗碟放进洗碗机，更不用说擦擦门垫了。
Today's busy families hardly have time to load the dishwasher, much less clean the doormat.
作为对日本神风敢死队袭击的回应，格鲁门公司研发了 F8F熊猫，它是一种轻型战斗机，能够迅速爬升以迎接来袭的敌机。
As a response to Japanese kamikaze attacks, Grumman developed the F8F Bearcat as a lightweight fighter able to climb quickly to meet incoming enemy aircraft.
每当我打开收音机或电视机，他就会来敲我的门，怒气冲冲地要我把它们关掉。
Whenever I turn on my radio or television set, he knocks on my door and angrily orders me to stop.
真正的企业级容错(比如ibm大型机中的容错)是一门同时涵盖硬件与软件的复杂而又精细的科学。
True enterprise-level fault tolerance, as evident in IBM mainframes, is a complex and detailed science covered by a combination of hardware and software.
我们把绳子的一头拴在门把手上，另一头拴在坑边小挖掘机的悬臂上，稍稍使了点劲，门就开了。
That little tiny Excavator we had down in there, we had to tie a rope to the door handle and give it a little jerk. And it opened right up.
在飞行试验中，诺斯罗普·格鲁门公司的一架Proteus试验机和美国航天局的一架全球鹰飞行在13716米(4.5万英尺)的高空，距离接近12.2米(40英尺)，创造了行业纪录。
In a key risk reduction flight test, Northrop Grumman's Proteus test aircraft and a NASA Global Hawk flew as close as 40 feet apart at an altitude of 45,000 feet, an industry-setting record.
我希望你能学习开吊车或者修理半导体收音机，一门手艺会让你将来不至于永远挨饿。
I hope you learn to drive a crane or mend the semiconductor radio. A craft will ensure that you won't be starved forever.
港口门座起重机是港口生产作业的主要装卸设备，其运行技术状态的好坏直接影响着港口的生产效率和经济效益。
Portal Cranes are the main handling facilities of the port production and the technological state of their performance affect the production efficiency and economic benefits of the port directly.
港口门座起重机是港口生产作业的主要装卸设备，其运行技术状态的好坏直接影响着港口的生产效率和经济效益。
Portal Cranes are the main handling facilities of the port production and the technological state of their performance affect the production efficiency and economic benefits of the port directly.
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