As the plastic region expansion on circle plate under extemal pressure is smaller than that under equal internal pressure, it can be qualitatively reckoned that the critical pressure of in-plane instability under external pressure is higher than that under internal pressure with the same axial displacement load.

由于外壓增量導(dǎo)致環(huán)板內(nèi)塑性區(qū)域擴(kuò)展的范圍小于等值內(nèi)壓的影響久久久666特级毛片，因此可以定性的認(rèn)為，在同樣的軸向壓縮量下一级黄色网一级黄色网站，波紋管的平面失穩(wěn)外壓臨界壓力大于內(nèi)壓臨界壓力黄色视频网址入口。

Based on the testing analysis of microcosmic digital image, there are smaller Fissions, higher density and even distribution under high confining pressure than under low one. Microcosmic damage mechanics of rock cracking under high confining pressure and hydraulic pressure is given. Reliable testing basis is offered to analyze further failure and stability of the noncircular cave surrounding rock under high confining pressure and high hydraulic pressure.

通過微觀數(shù)字圖像試驗(yàn)分析發(fā)現(xiàn)，高圍壓條件下大理巖斷口裂紋長(zhǎng)度小www.黄色视频在线com、密度大欧美性生活免费片、分布相對(duì)均勻，給出高水壓高圍壓作用下巖石破裂產(chǎn)生的微觀損傷力學(xué)機(jī)理谁有免费黄色网站?，為進(jìn)一步分析高圍壓高內(nèi)外水壓條件下非圓形洞室圍巖失穩(wěn)破壞機(jī)理提供了可靠的試驗(yàn)依據(jù)国产亚洲第一无码AV播放器。

Industrial enamel factory production equipment performance glass keep out the professional standards in line with the country,"glass-lined equipment and test methods" First, second-class pressure vessels and equipment in line with the country "Steel Pressure Vessels" standard, and have achieved one, second-class pressure vessels (including the lining glass pressure vessel) and a manufacturing license, second-class pressure vessel design qualification certificates; Hunan Province are the only factory producing glass-lined equipment, according to the user's special needs to provide quality services.

工業(yè)搪瓷分廠生產(chǎn)的搪玻設(shè)備性能符合國(guó)家專業(yè)標(biāo)準(zhǔn)《搪玻璃設(shè)備及試驗(yàn)方法》一、二類壓力器符合國(guó)家《鋼制壓力容器》標(biāo)準(zhǔn)国产粉嫩出水在线播放，并取得了一人人干99、二類壓力容器制造許可證及一、二類壓力容器設(shè)計(jì)資格證亚洲自拍另类小说综合图区；是湖南省唯一生產(chǎn)搪玻璃設(shè)備的廠家玖玖爱资源网，可按用戶的特別需要提供優(yōu)質(zhì)服務(wù)。

The following results are got:(1) the analytical equation between the overburden pressure, the pore fluid pressure and the matrix stress is established;(2) the nonlinear relation between the porosity of saturated soils and the pore fluid pressure are obtained, which relates to the initial state and the initial pore pressure of saturated soils;(3) Based on the new principle, the rock shear strength theory and hydraulic fracturing pressure formulation are reacquired, which are much more reasonable than the traditional ones.

第二章講述的是該有效應(yīng)力原理的一些工程應(yīng)用研究在线成a欧美，通過該研究国产在线91人妖，我們?nèi)〉萌缦鲁晒海?）建立了上覆巖層壓力、孔隙流體壓力乱伦-97、基巖應(yīng)力之間的解析關(guān)系式2020国内最新自拍；（2）推導(dǎo)出了飽和土體孔隙度與孔隙水壓之間的非線性關(guān)系式，該關(guān)系式與多孔介質(zhì)的初始狀態(tài)及初始孔隙水壓有關(guān)亚洲中文AⅤ中文字幕每天被；（3）建立了基于多孔介質(zhì)的巖石剪切強(qiáng)度理論和巖石破裂壓力計(jì)算公式欧美疯狂黄片。

The following results are got:(1) the analytical equation between the overburden pressure, the pore fluid pressure and the matrix stress is established;(2) the nonlinear relation between the porosity of saturated soils and the pore fluid pressure are obtained, which relates to the initial state and the initial pore pressure of saturated soils;(3) Based on the new principle, the rock shear strength theory and hydraulic fracturing pressure formulation are reacquired, which are much more reasonable than the traditional ones.

筆者在第一章中提出，在建立多孔介質(zhì)的有效應(yīng)力原理時(shí)色一吧色色99一区，必須考慮其細(xì)觀結(jié)構(gòu)特黄毛片农村妇女，并解析推導(dǎo)出了基于多孔介質(zhì)之上的飽和多孔介質(zhì)有效應(yīng)力原理。該原理包含了孔隙度φ這一表征多孔介質(zhì)結(jié)構(gòu)性的重要參數(shù)黄色三级A片；并體現(xiàn)了孔隙流體與固體骨架對(duì)總應(yīng)力的分擔(dān)作用h色视频网站在线观看，分擔(dān)比例為φ：（1-φ）。

When the load smaller than the first outlet pressure adjustment valve set pressure, pilot valve Poppet head off an oil chamber, oil chamber 2 is equal to the pressure on the outlet pressure, the main valve of the sliding shaft 2 inside the cavity in the oil a rigid under the action of a small spring at the lowest position, the main valve and the valve slider protruding shoulder posed by all the valve port opens, pressure reducing valve without decompression.

當(dāng)負(fù)載較小全网最大的黄色网站免费观看，出口壓力低于先閥的調(diào)定壓力時(shí)为爱iGao激情视频，先導(dǎo)閥的提動(dòng)頭關(guān)閉十八以下禁止观看网址，油腔1、油腔2的壓力均等于出口壓力国产精品无码AV在一区，主閥的滑軸在油腔2里面的一根剛性很小的彈簧作用下處于最低位置国产在线无码精彩视频，主閥滑軸凸肩和閥體所構(gòu)成的閥口全部打開，減壓閥無(wú)減壓作用182精品视频在线观看免费一。

For stainless steel precision pressure meter, based on normal precision pressure meter, the pressure connecting system and its outer housing is made of stainless steel, used to measure pressure or negative pressure of various gas or vapor mediums in technological processes with higher requirements of corrosion resistance.

不銹鋼精密壓力表在普通精密壓力表的基礎(chǔ)上導(dǎo)壓系統(tǒng)及外殼均采用了不銹鋼材料免费欧美精品。應(yīng)用于耐腐蝕要求較高的工藝流程中對(duì)各種氣體或蒸汽介質(zhì)的壓力和負(fù)壓的測(cè)量。

A pressure indicator (56) provides a visual indication of the fluid pressure within the transfer device (12), and a pressure relief valve (56) provides for a release of the fluid if the pressure exceeds a predetermined pressure.

一壓力指示器56在傳送裝置12內(nèi)提供流體壓力的可視指示国产黄片天堂，壓力安全閥56另类专区欧美，在壓力超過預(yù)先確定壓力時(shí)，將流體釋放26uuu.com。

The space between the frangible disc and the pressure relief valve shall be provided with a vent valve, pressure gauge or suitable tell-tale indicator for the detection of disc rupture, leakage, and release the accumulated pressure between the space to prevent the pressure affect to it's setting pressure.

安全閥與爆破片之間的腔體應(yīng)設(shè)置排氣閥日韩高清无码久久、壓力表或其他合適的指示器等，用以檢查爆破片是否滲漏或破裂欧美熟妇A片在线观看软件，并及時(shí)排放腔體內(nèi)蓄積的壓力日本人禽杂狂配视频，避免因背壓而影響爆破片的爆破壓力。

Page28of74 1026 中英版 2002 a Five times the pressure corresponding to the maximum setting of a pressure-reducing valve provided as part of the assembly, but no more than five times the marked maximum supply pressure from an external source and no more than five times the pressure setting of a pressure-relief device provided as part of the assembly.

作為裝配件的減壓閥的最高壓力的5倍h高潮娇喘抽搐动漫视频，不超過外部供應(yīng)源最高壓力的5倍国产3p视频，并且也不超過作為裝配件的御壓閥的壓力的5倍。