热空气

与对照相比，冷藏及货架期期间，热空气处理可使果实保持较高TSS和还原糖含量，并有效抑制可滴定酸含量的降低，较好地保持果实的原有风味。

Compared with CK , during cold storage and shelf , hot-air treatment could make fruit keep higher TSS and reducing sugar content , restrain the reducing of titratable acidity effectively , keep the unique flavors better .

热空气烘焙机，也叫流态化空气烘焙机，是靠在热空气中翻滚咖啡豆，来进行烘焙。

The hot-air roaster , also known as a fluid-bed roaster , roasts the coffee beans as they tumble on a current of hot air .

热空气向上升。

Heat rises .

热空气可使之在超过临界马赫数之前达到更快的速度。

The hot air permitted higher speeds before the critical Mach number was exceeded

风是由于热空气上升产生真空导致的一种气流运动。

Wind is a current of air caused by a vacuum caused by hot air rising

热空气上升时，大量的冷空气填充了它的位置。

Warm air is going up , heavy cool air moves in to take the place of it .

热空气老化和热水老化对PC冲击性能的影响

Effect of hot air aging and hot water aging on impact properties of polycarbonate

本文报道热空气、大肠杆菌K（12）D（31）诱导柞蚕蛹血淋巴，提高溶菌酶活力的方法。

Induced by hot atmosphere and E. coli ( K12D31 ), lysozyme extraction from immuned haemolymph was studied .

该SBR硫化胶亦具有良好的热空气老化性能。

The SBR vulcanizates had good thermal aging resistance .

用PAT研究顺丁硫化胶在热空气中的结构变化

A pat study on the structure changes of vulcanizates in hot air

二段硫化在热空气老化箱中进行，硫化条件为150℃×2h。该防尘罩已批量生产。

And the second step vulcanization is carried out in a hot air oven at the temperature of 150 ℃ for 2 h.

红外光谱和X射线光电子能谱表明，硅橡胶中氧化铈的Ce+4在热空气老化过程中部分转化为Ce+3，减轻了硅橡胶侧链的氧化断键，提高了硅橡胶的耐热性。

FT-IR and XPS results indicate that Ce + 4 of cerium oxide in silicone rubber is partially transferred to Ce + 3 and meanwhile , the degradation of side chain of silicone rubber is reduced .

采用38℃热空气处理能有效抑制扩展青霉（Penicilliumexpansum）和灰葡萄孢（BotrYtiscinerea）的孢子活性和菌丝生长。

Mycelial growth and spore germination of Botrytis cinerea and Penicillium expansum were efficiently controlled by hot air treatment .

以热空气老化法对直接混溶法和母料法制备的两种丁苯橡胶（SBR）改性沥青和一种SBS改性沥青的老化性能进行了研究。

This paper studied thermal ageing properties of two kinds of SBR modified bitumen ( SBR MB ) and a kind of SBR modified bitumen ( SBS MB ) .

考察了MOCA／E摩尔比及填料添加量等对PU弹性体物理性能及热空气老化性能的影响。

The effects of MOCA / E ratio and amount of the fillers on the physical properties and the heat air ageing of the PU elastomer were discussed .

热空气干燥的温度为50℃，处理时间分别为2、6、12和24h；

The temperature in heated air drying was controlled at 50 ℃, and the duration of the treatment was 2 , 6 , 12 , and 24 hours , respectively ;

如果俄罗斯不出售其拥有的热空气，中国的CDM规模将提高67%；在CDM市场上中国几乎不存在垄断力量。

If Russia did not put its hot air up for sale , CDM scope in China would increase 67 % , with very weak monopoly power in CER market .

研究了甲基丙烯酸锌[Zn（MAA）2]对聚丙烯酸酯橡胶（ACM）硫化特性、力学性能、热空气老化性能以及耐热油性能的影响。

The influence of Zn ( MAA ) 2 on vulcanization properties , mechanical properties , heat-air aging properties and heat-oil aging properties of ACM was studied .

对AR－840丙烯酸酯橡胶硫化胶做了五种温度下的热空气和橡胶用3号标准油中的长期老化研究。测定多种性能的变化规律，得到了老化动力学变化曲线。

Having studied the Long-term aging of AR-840 ACM vulcanizate within hot air at five tempratures and 3 # standard oil , the changeable rule of various properties have determined and the changeable curve of aging dynamics got .

在100℃热空气老化48h后，胶样的最大应力、拉伸强度、断裂伸长率均下降，且随着环氧化度的增加，其性能下降率有增大的趋势。

After heat-aging at100 ℃ for48h , the maximum stress , tensile strength and breaking elongation ratio decreased , and there is a obvious performance degradation as the extent of epoxidation increased .

经过300℃×48h热空气老化后，加入硅树脂的试样仍非常柔软，性能保持率达80%。

After hot air aging test ( 300 ℃× 48h ), the mechanical properties of silicon rubber with silicon resin were still soft and maintained approximately 80 % of their original properties .

本文试验了Ca（OH）2加入量、吹CO2时间、聚乙烯醇加入量和溶液浓度、CO2硬化砂可使用时间、热空气吹硬时间对聚乙烯醇砂强度的影响。

In this article the relationships between sand strength and Ca ( OH ) 2 addition , blowing time of CO2 , the addition of PVA and its concentration , bench life of PVA sand , and blowing time of hot air , have been investigated .

在0～400h老化时间内，研究了这三种PC的热空气老化和热水老化对冲击强度和断面形貌的影响，讨论了PC热空气老化和热水老化机理。

The effect of hot air aging and hot water aging of PCs on the impact strength and fracture surface appearance was studied . The hot air aging and hot water aging mechanism was discussed .

在80℃热水老化后，三种PC冲击强度均有所下降，其中Bayer-PC降幅最小，Japan-PC次之，Korea-PC最大，但PC的平衡冲击强度大小与热空气老化的情况相同。

The impact strengths of PCs were reduced after hot water aging at 80 ℃, the degree of decrease of Korea PC is the largest , that of Bayer PC is the least , however , the equilibrium impact strength is same as that of hot air aging .

热空气老化对DIN和阿克隆磨耗性能的影响规律不同，阿克隆耐磨性能随老化时间的延长先提高后下降，而DIN耐磨性能则随着老化时间的延长而单调下降。

The effects of hot air aging on DIN and Akron abrasion properties were different . With the aging time prolonged Akron abrasion resistance firstly increased then decreased while DIN abrasion resistance decreased .

通过试验发现，以48℃热空气处理3h和44℃热空气处理4h最适合于减轻柿果的冷害，其冷害指数远低于对照。

HT at 48 ℃ for 3h or 44 ℃ for 4h were found to be most suitable for alleviating chilling injury in persimmon fruits , its chilling injury index was far lower than that of the control .

在50℃热空气条件下对航空有机玻璃YB-DM-3进行了近70d的热老化实验，发现有机玻璃的抗拉强度随老化时间的延长而增加。

The thermal ageing experiment for aeronautical PMMA of YB-DM-3 was done under 50 ℃ atmosphere condition for nearly 70 days .

试验结果表明，优化工艺参数为空气流量58Nm3／h、热空气温度80℃、菜籽装量20kg。

The optimum technological parameters on the present apparatus by calculating were air flow rate at 58Nm3 / h , hot air temperature at 80 ℃ and wet rapeseed load at 20 kg .

解吸操作压力应低于1kPa，解吸时间可控制在60min内，热空气温度宜控制在50℃以下。

The desorption pressure and time were recommended to lower than 1 kPa and 60 min respectively , and the temperature of the heat air to lower than 50 ℃ .

研究防老剂DH对NR，SBR，BR和NR/SBR并用胶的热空气老化和天候老化的防护作用，并与防老剂4020，BLE和RD进行对比试验。

The effect of antioxidant DH on the hot air aging and weathering aging properties of NR , SBR , BR and NR / SBR blend compounds was investigated and a comparative test of DH was made to antioxidants 4020 , BLE and RD.