速度绘图机械系统 LEGO Mechanical Speed-Graphing System 22:36 搅水棍子 Making a Water Vortex with Lego Technic 03:06 海拉克斯皮卡 Toyota Hilux 1985 - LEGO Technic MOC 02:33 悍马H1 MOC-194531 Hummer H1 - Lego Technic 42177 Model B 02:10 无限翻转的俄罗斯方块解压玩具 MOC-194667 LEGO ...
using a power drill and 2 1/2-inch drill bit. Insert a 3 3/4-inch screw through the center of the pulley into the pilot hole. Tighten the screw, using a screwdriver
T hekeywastouseapulleysystemthatwouldmagnifytheappliedforce. Sotheyriggedupatent-shapedscaffold(支架)directlyabovethetipofthehorizontalcolumn,withpulleys(滑轮 ) suspendedfromthescaffoldsapex(顶点 ) .T heideawasthatasoneendofthecolumnrose, thebasewouldrollacrossthegroundonatrolley. Earlierthisyear, theteam...
Egyptians Used Pulley System to Build Pyramids
4.5-meter stone column 4.5米长的石柱from horizontal to vertical 从地面抬起为竖直状态convince them. 使他们确信magnify 放大a pulley system 一套滑轮体系rig up a tent-shaped scaffold 安装一个帐篷形状的支架rig up. 装配，安装scaffold 支架， 台架trolleysuspend from... :to attach something to a ...
Their initial calculations and scale-model wind-tunnel experiments convinced them they wouldn’t need a strong wind to lift the 33.5-tonne column. Even a modest force, if sustained over a long time, would do. The key was to use a pulley system that would magnify the applied force. So the...
Their initial calculations and scale-model wind-tunnel experiments convinced them they wouldn't need a strong wind to lift the 33.5-tonne column. Even a modest force, if sustained over a long time, would do. The key was to use a pulley system that would magnify the applied force. So ...
aPerforming resource file integrity check 执行资源文件正直检查[translate] a交易网 Transaction network[translate] aTo reach the pulley system,I must pull an Ed Viesturs on that brick wall 要到达滑轮系统,我在那个砖墙上必须拉扯爱德Viesturs[translate] ...
Made the chicken door guillotine style with a pulley system so that we can open and close it without going into the house or the yard. Have a roosting rack that folds up with a removable board below it to shunt droppings to a cleanout door, which is at wheelbarrow height for collecting...
Even a modest force, ifsustained,over a long time, would do.(第5题答案)The key was to use apulleysystem that wouldmagnifytheapplied force. So theyrigged up a tent-shapedscaffolddirectly above thetipof the horizontal column, with pulleys suspended from the scaffold'sapex. The idea was that...