Initial purchase prices are a fraction of the souped up rotary mowers on the market today.

最初購(gòu)買(mǎi)價(jià)格的一小部分www.天天操， souped了旋轉(zhuǎn)割草機(jī)對(duì)市場(chǎng)的今天人人人人人人人人人人干。

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It is certain that this paper is of some reference value in designing such kind of sliding vane compressor with a spliced rotary cylinder.

本論文對(duì)這種轉(zhuǎn)缸鉸接滑片壓縮機(jī)的設(shè)計(jì)有一定的指導(dǎo)意義日本男女操逼大片免a费观看视频三区。

This rotary sprinkles is made of opaque material.

這個(gè)旋轉(zhuǎn)式灑水車(chē)由不透明的材料制成亚洲国产精品九九九九婷婷。

Alloy rods have been successfully fabricated by means of hot extrusion and rotary swaging.

采用熱鍛和旋鍛技術(shù)，成功地制備出了Ti-34Al-2Mn合金棒材国产三男一女4P免费视频下载。

Based on the fine-grained molybdenum rod sintered at low temperature,the effect on microstructure and performance by hot deformation come from rotary swaging and heat treatment was explored.

對(duì)低溫?zé)Y(jié)的細(xì)晶粒鉬棒進(jìn)行旋鍛和熱處理以及性能測(cè)試性色av免费精品观看，探討旋鍛熱加工與后續(xù)熱處理對(duì)材料組織結(jié)構(gòu)與性能的影響。

The weight loss rate in 600 ℃ sodium containing 30 μg/g oxygen is about 1×10~(-4) mm·a~(-1) and 2×10~(-4 mm·a~(-1), respectively for the rotary swaging tungsten and polishing tungsten.

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The grain grow, the fracture stress and the micro-hardness are decreased significantly for the corroded rotary swaging W-specimen, and are not influenced so much for the polishing W-specimen.

腐蝕失重曲線(xiàn)的不同和腐蝕產(chǎn)物的差異表明久久久一本精品99久久精品88，表面加工工藝造成的表面狀態(tài)對(duì)鎢在鈉中的腐蝕特性和機(jī)理有顯著影響。

A general finite-element software program,MSC/Marc,has been used to develop a coupled thermo-mechanical model of rotary swaging process for pure magnesium.

通過(guò)熱-機(jī)耦合彈塑性模型久久亚洲一级无码毛片，采用有限元分析軟件MSC色五月黑丝袜。 Marc，對(duì)純鎂旋鍛過(guò)程進(jìn)行了模擬久久久免费黄色视频不卡，著重分析了鍛模圓錐進(jìn)料角α對(duì)旋鍛變形應(yīng)變場(chǎng)的影響久久性生活视频精品。

The micro-morphology of the fracture surface appears to be the inter-granular brittle before sodium corrosion for the rotary swaging and polishing W-specimens.

經(jīng)高溫鈉腐蝕后，旋鍛鎢試樣的晶粒長(zhǎng)大18禁无码免费高黄肉网站，斷裂應(yīng)力和顯微硬度顯著降低国产精品每日更新福利在线；高溫鈉腐蝕對(duì)拋光鎢試樣的斷裂應(yīng)力和顯微硬度似乎無(wú)明顯影響。