The workmanship of adding ice is directly related tothe precooling effect of the iced concrete and more and more has been paid attention.

加冰工藝的好壞直接關(guān)系到加冰拌和混凝土的預(yù)冷效果国产高清一级做a爱在线观看，越來越受到人們的重視。

E.g. sorting, packing, precooling, heating and storage.

分揀，包裝，預(yù)冷91云国产在线观看，加熱和儲(chǔ)存等。

The structure of two cryogenic vessels with high pressure for liquid hydrogen and with a overall cover of a precooling interlayer respectively is introduced.

著重介紹了低溫高壓液氫容器和全包式預(yù)冷夾套低溫容器的結(jié)構(gòu)欧美十八岁美女性爱视频。

AT the same time the paper deduces theory of model vessel of 125000 m^3 MOSS LNG Carrier, and makes programs and calculates, compares with result of ship test. At last it makes conclusion of practice precooling rule.

同時(shí)一级黄色毛片操逼的视频，以12.5萬(wàn)立方公尺的MOSS型LNG船為母型船進(jìn)行了理論推導(dǎo)、編寫計(jì)算程序和實(shí)際計(jì)算欧美色图亚洲图区，并與實(shí)船試驗(yàn)進(jìn)行比較分析综合网激情四射，得出LNG船預(yù)冷的實(shí)際規(guī)律。

Three kinds of adding ice workmanship were employed in the concrete precooling system for the first -stage works of the Three Gorges Project and their o...

三峽一期工程混凝土預(yù)冷系統(tǒng)中黑人性猛交，采用了三種不同的加冰工藝久草干在线视频，實(shí)際運(yùn)行情況表明，三種加冰工藝均可滿足生產(chǎn)要求黄色A片福利视频。

Mini-cold storage room can be used for storage and precooling of fruit, vegetable, ornamental. cereal and herbs, which is simple in operation, dependable in function and, effective in keeping quality and suitable for small scale of family farm.

項(xiàng)目簡(jiǎn)介：微型節(jié)能冷庫(kù)是針對(duì)我國(guó)目前農(nóng)業(yè)生產(chǎn)的主要經(jīng)營(yíng)管理模式和農(nóng)村家庭經(jīng)濟(jì)與技術(shù)水平亚洲第一区色色色，開發(fā)的一種操作簡(jiǎn)單，性能可靠欧美性爱最黄第一视频区，效果良好的貯藏設(shè)施，已獲國(guó)家專利和第八屆中國(guó)專利新技術(shù)新產(chǎn)品博覽會(huì)特別金獎(jiǎng)污污黄色美女视频网站。

For the demands of precooling and cold storage for keeping fruits, vegetables and flowers fresh, a new humid-cool system of water drenching air-cooler was designed based on the analysis on the characteristic of the current type of ice water humid-cool system and the synthesis performance were tested.

針對(duì)果蔬AV免费网站A片、花卉等的預(yù)冷、冷藏濕冷保鮮技術(shù)過程要求国产女人网站，在綜合分析了目前流行的冰水濕冷系統(tǒng)特點(diǎn)的基礎(chǔ)上国内精品1024地址一地址二，設(shè)計(jì)了淋水式冷風(fēng)機(jī)濕冷系統(tǒng)，測(cè)試了該系統(tǒng)的綜合性能欧美国产美女性爱在线。

Natural circulation ; film boiling ; liquid rocket ; precooling

自然循環(huán)黄色网站在线观看2019；膜態(tài)沸騰；液體火箭直接观看的黄色网页；預(yù)冷

Ambient temperature 15℃,at which the thermal comfort states of crew was not significantly degraded,was acceptable after precooling in a space craft.

結(jié)論按人體熱舒適狀態(tài)無顯著改變的要求2021亚卅精品，航天器座艙預(yù)冷后維持 1 5℃氣溫對(duì)人體較為適宜。

3Cr2W8V hot work die steel was pretreated by rapid precooling annealing process instead of traditional annealing process.

采用快速預(yù)冷退火工藝取代傳統(tǒng)退火工藝国产乱子伦视频大全，對(duì)3Cr2W 8V熱作模具鋼進(jìn)行了預(yù)處理按摩毛片性。