The present invention discloses a crane comprising a bipod and a balance weight hoisting device.
本发明公开了一种起重机，包括人字架和配重提升装置；
An example of determining the balance weight for a mechanism and the optimal solution by SUMT are given.
文中还用这种新方法来确定机构的平衡重，并用SUMT外点法求出了最优解。
The paper presents a designing method for the tail—end balance weight of the swing—arm of the "Crane" type portal cranes.
本文向读者推荐港口鹤式起莺机摇臂尾端平衡重设计方法。
Adopt mechanical air-bag balance device to balance weight of he slide and the upper die so than machine operates more smoothly.
采用机械式气囊平衡装置，平衡滑块和上模重量，使机床运行更平衡。
The forming technology of balance weight cover of fork truck is analyzed. Die structure and working part design is also introduced.
分析了叉车平衡重后盖的成形工艺，介绍了模具结构及主要工作部分的设计。
Secondly, a simplified ship lift model is founded including the balance weight subsystem, the lift subsystem and the ship-chamber subsystem.
其次，建立了一个含平衡重子系统、主提升子系统和船厢子系统的简化升船机模型。
In addition, balance weight of hoisting system and HPHT simulation wellbore all can be placed in the bottom, and improve the system of passive safety.
另外，起升配重及高温高压模拟井筒可全部置于设计的人工井底，提高了系统的被动安全性。
With adjustable structure balance weight hammer is convenient for field regulating, so the indicator can be used for the liquids of various gravity and viscosity.
平衡指示锤采用可调式结构，现场调节方便，使设备能适用不同密度不同粘度的各种介质。
These methods set up a new pathway for the design of new pumping unit in automatically removing the pumping unit, driving principle and the forming balance weight.
所介绍的方法，在让井方式、驱动原理和配重形式等方面为新型地面采油设备的设计创出一条新路。
This pumping unit is made up of supporting frame, ratchet reversing gearbox, touch the pump body, make way for agencies, balance weight protection, brake mechanism.
该抽油机的主要组成结构包括机架，棘轮换向减速箱，碰泵机构，让位机构，平衡重保护装置，刹车机构。
The construction of static pressure is to press the pile into the soil with reaction force provided by the static pile driver weight, and balance weight on the rack.
静压法施工是通过静力压桩机的压桩机构以压桩机自重和机架上的配重提供反力而将桩压入土中的沉桩工艺。
The working principle, structure and features are introduced in this paper. An analysis of calculation for lifting point movement, load and balance weight is introduce as well.
介绍了直线电机驱动抽油机的工作原理、结构和特点，对其悬点运动、载荷及平衡重的计算作了分析，研究了修井作业时应注意的事项。
Balance weight set free fall emergency braking device, which can realize auto control load loss protection, when the wellhead end accidental loss of load, balance weight free fall.
平衡重设置自由落体紧急制动装置，可实现井口端意外失载后平衡重自由落体坠落不能人控，却能自控失载保护的万无一失。
Balance weight block installation position is not accurate, will cause the boom and the balance arm balance torque deviation is too large, easily lead to instability of the tower crane.
平衡重块安装位置不准确，会造成起重臂与平衡臂平衡力矩偏差过大，轻易造成塔吊失稳。
Hydraulic valve block balance weight piston sleeve has thin wall, high precision of geometry dimension and strict roughness, and its quality determines the lifetime of balance weight directly.
缸块平衡块的活塞套壁薄，几何尺寸精度要求高，粗糙度要求严格，其质量好坏直接决定平衡块的寿命。
The rocker arm is connected with the balance weight block through a rotary shaft, a cam, a pulley, a steel cable and a lifting rod, and an initial position can be selected through a barrier shaft.
摇臂通过转轴、凸轮、滑轮、钢丝绳、提升杆与配重块相连，初始位置可由挡轴选定；
He tried to use his own weight to push his attacker off but he was off balance.
他试图利用自己的重量推开袭击者，但他失去了平衡。
A heavy backpack forces the muscles and spine to balance the unequal weight.
一个沉重的背包迫使肌肉和脊椎来平衡那些不均的重量。
As you read this, you are likely aware of what time it is, how old you are, your checking account balance, your weight, and so on.
当你读到这篇文章的时候，你可能会意识到现在的时间，你的年龄，你的支票账户余额，以及你的体重等等。
Since exercise can reduce the risk of diseases, improve balance,help lose weight, better sleep habits and even make you confident, you can start a fitness program in the following steps.
既然锻炼可以降低患这种疾病的风险，促进平衡，有助于减重，形成更好的睡眠习惯，甚至令你更自信，那你下一步就可以开始锻炼。
Remember to plan where the screws go, how you will cut your parts out of sheets of aluminum, HDPE, or cereal boxes, and to balance the weight.
在设计的时候在要记得，计划好钻孔的位置，如何从铝板料，聚乙烯或谷类食品盒上切割零件，还要平衡重量。
Your center of gravity has shifted and all that extra weight around your middle may be pulling your back out of whack and messing with your balance.
你的重心已经发生偏移了，所有环绕在你腰腹部的增加的重量可能会使背部不一致并干扰你的平衡力。
Your weight is largely determined by how you balance the calories you eat with the energy you burn.
摄入的热量和消耗的能量之间的平衡主要决定了你身体重量的增加或减少。
In today's Audi's the engine hangs in front of the front axle, and obviously bringing the engine back will help with mass centralization and front-rear weight balance.
在今天的奥迪车上，发动机装在前轴前端，而把发动机后置显然会有助于大规模集中和前后轴重量分配平衡。
The search for balance does sometimes lead him to give undue weight to shadowy hangers-on: splitting the difference between liars and madmen does not necessarily produce the truth.
对于平衡的追求有时确实使他在一些身影模糊的食客身上花了太多的功夫：将骗子和疯子的话折中起来不一定就能得到真相。
The girl was about 8, and when I plotted her growth chart, it was clear some balance had shifted over the past year, and her weight was increasing much too fast relative to her height.
这个女孩8岁，当我为她绘制成长图表时，很明显可以看出在过去几年里一些平衡因素发生紊乱，她的体重相对于身高而言增长过快。
For years, the explanation for weight gain was straightforward: it was all about energy balance, or calories-in versus calories-out.
多少年来，对于人们变胖的解释一直很直白：这都是能量平衡惹的祸，或者说是摄入热量与消耗热量之间的对决。
The key to incorporating snacks into your weight-loss plan is to keep moderation and balance in mind.
将零食纳入到你的减肥计划中的关键是保持适度和平衡的心态。
Filter weight measurements were made using a Mettler-Toledo analytical balance.
过滤嘴的重量测试采用梅特勒-托莱多分析天平。
Filter weight measurements were made using a Mettler-Toledo analytical balance.
过滤嘴的重量测试采用梅特勒-托莱多分析天平。
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