Don't step on the rope, try to keep it coiling nicely.

不要踩到繩索，盡量將它盤好永久性爱视频一区二区。

When you use safety belts ,you should check brand and certification, inspect nylon whether it is crackless and with strong thread, whether it is no lack of metal pieces, cracks and corrosion, safety rope should be linked to the connection ring.

每次使用安全帶時www無码视频，應(yīng)查看標(biāo)牌及合格證，檢查尼龍帶有無裂紋国产精品白浆高潮视频免费网站，縫線處是否牢靠新超碰免费男人网站，金屬件有無缺少、裂紋及銹蝕情況一级AAA特黄AV片在观看，安全繩應(yīng)掛在連接環(huán)上使用成年人在线网站观看播放视频。

And again, technology meant that I could do the fastest abseil over 100 meters, and stop within a couple of feet of the ground, without melting the rope with the friction, because of the alloys I used in the decenter device.

科技讓我可以達(dá)成最快的100多米繞繩垂降記錄，并在離地面幾英尺的距離內(nèi)停下视频一区无码，且不使繩索因摩擦而融化欧美熟女另类，因為我在裝置中心使用了合金材料。

The hook and rope of a crane can be regarded as a pendulum that is drived by slewing motion and derricking motion.

起重機這類起重運輸設(shè)備的吊鉤纜繩可以看作受回轉(zhuǎn)看毛片在线、變幅運動驅(qū)動的單擺AAA看黄片，但起吊運動也在水平方向上產(chǎn)生科里奧利力，影響載荷擺動的規(guī)律国产清纯高中生在线观看。

The hook and rope of a crane can be regarded as a pendulum that is drived by slewing motion and derricking motion and cause sway.

起重機這類起重運輸設(shè)備的吊鉤纜繩可以看作受大車亚洲香蕉毛片免费看、車運動驅(qū)動的機械擺，會產(chǎn)生擺振丁香五月婷婷六月。

Main Appplications: Various eqmuipment for derricking, lifting and drawing; the rope with wire core can be used under the shock load, heated and squeezed conditions such as electric shares.

主要用途：各種起重毛片视频免费观看、提升和牽引設(shè)備：金屬繩芯適用于負(fù)荷、受熱和受擠壓條件下一区二区日韩高清视频在线观看，例如：電鏟老乱女中文字幕熟女熟妇。

A new load moment limiter is presented which incorporates the 78E54 single-chip processor and the MGL-240128 LCD with the built-in T6963C coral chip,describing in detail the limiter's operation and how to process the signal from the sensor installed on derricking rope of crawler crane .

介紹了一種利用單片機 78E5 4以及內(nèi)藏T6 96 3C的液晶顯示器MGL - 2 4 0 12 8設(shè)計的力矩保護(hù)器的工作原理；并對該力矩保護(hù)器在履帶式起重機上工作時av小次郎网站，在變幅繩上取力時信號如何處理做了分

Use the descender to attach the rescuer to the rappel rope and rappel to a hight 1 meter above the victim

將滑輪系統(tǒng)上的鉤環(huán)扣在受災(zāi)者的吊帶 D 環(huán)上狼友视频网站高清免费观看，使滑輪系統(tǒng)上的繩索受力繃緊。

Doline visual depth at the position seems to tens of meters, the rope length should be enough!...

天坑在這個位置上目測深度好象就幾十米，繩索長度應(yīng)該是夠了好湿好紧女痛A片视频免费网站！WW-级黄色毛片视频。。女教师4被沾污的讲台2。

If God is not present inthe formular ,the strength of our rope is not there.

受力程度又豈止是10倍-15倍国产精品正在播放？不但繩子不折斷，而且是有力久操精品视频网！