Because if the chest is not over the center of gravity, The balance will be lost in case of shock caused by a bump on the piste.

因?yàn)樵槐救镀荆绻夭坎怀^重心a资源在线观看免费观看，余額將會(huì)丟失情況下的沖擊所造成的沖擊的雪。

Part 21 : vibration, shock, bump and seismic tests on measuring relays and protection equipment.

第21部分：測(cè)量繼電器和保護(hù)設(shè)備的振動(dòng)免费毛片视频网址、沖擊在线观看黄色免费、碰撞和地震性試驗(yàn)。

In order to study the reasons and preventive measures of dynamic disasters such as shock bump and the destroy of rock mass in mining engineering resulted from the outburst of mash gas and coal during mining,stress-relieving measurement and temperature and confining pressure calibration were made with improved CSIRO cells at 4 measurement points in Datong mining area .

為了研究大同礦區(qū)在煤炭開采過程中煤和瓦斯突出形成的沖擊地壓成年高清视频在线看免费观看、采礦工程圍巖破壞等動(dòng)力災(zāi)害的形成原因及其防治對(duì)策亚洲欧洲天堂网，采用改進(jìn)型CSIRO空心包體應(yīng)變計(jì)，對(duì)大同礦區(qū)進(jìn)行了四個(gè)測(cè)點(diǎn)的應(yīng)力解除測(cè)量實(shí)驗(yàn)以及室內(nèi)溫度標(biāo)定和圍壓率定實(shí)驗(yàn)妓女久久久久亚洲中文字幕。

shock bump：沖擊地壓,沖擊突出

shock bottom furnace ==> 振底爐 | shock bump ==> 沖擊地壓,沖擊突出 | shock chamber ==> 激冷室,驟冷室

shock bump：撞擊

淺化係數(shù) Shoaling coefficient | 撞擊 Shock bump | 負(fù)載突增 Shock loading