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- entrained air concentration 掺气浓度
- Velocity distributions and pressure distributions are indicated, so the structures of the submerged cavitating vortex and the entrained air vortex can be analyzed. 进一步预测了涡旋发生的位置并分析其结构,这对研究、改进水泵进水池的结构,避免涡旋发生,提高效率具有重要的实际意义。
- Anti-foam additive allows any entrained air to be released and destroyed quickly,ensuring enough lubrication between machine parts at any operating time. 含抗泡沫添加剂,有效和快速地将气泡从液压油分离及消减,避免机器零件间失去润滑而磨损。
- Theurinary HA at the shift-end correlated wellwith TWA in air concentration (worker:r=0. 64, volunteer: r=0. 78). 尿中邻甲酚在低浓度接触者中;难以检出;但在高浓度接触时;班末尿中邻甲酚与空气浓度相关(工人;r=0.;63;志愿者;r=0
- Generalized a formula which shows that the viscosity go up with the growth of air concentration, the growth ratio is non-linear. 表明在温度等环境因素不变的情况下粘度随含气量的增加而增加,并且呈现非线性的关系。
- Used a revolving viscometer to measure viscosity and an image processing technique to air concentration, the rule that governs these two factors is got. 其中对粘度的测量采用了旋转法,而对含气量的测量采用了图像处理技术,得到了含气量与粘度的对应关系,并归纳了关系式;
- The air bubbles in aerated flow with diameter below then 0.2mm or 0.5mm plays important role in reducing cavitation damage. May be very little air concentration can protect construction free from cavitation erosion. 认为0.;2 mm或0
- Concentration of entrained air in air-water mixture asmeasured by sound transmission loss 用声透射损失测气-水混相介质中的含气量
- Treatment and Analysis of Entrained Air of HV Oil-filled Cable 一起高压充油电缆进气后的处理和分析
- Entraining air and using high strength concrete can increase the durability of concrete in sulfate environment. 掺加引气剂及提高混凝土强度均能改善混凝土的抗冻融-干湿循环性能。
- ENTRAINED AIR AMOUNT MEASUREMENT THROUGH AN OPEN CHANNEL 水泵吸入池内空气吸入的试验
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- Besides entraining air to concrete,the polycarboxylate based AEA may enhance the fluidity and the slump retention ability of concrete. 该类引气剂与常用混凝土减水剂、缓凝剂相容,可与减水剂、缓凝剂复合使用;
- An apparatus in which water falling through a perforated pipe entrains air into and down the pipe to produce an air blast for a furnace or forge. 喇叭形风管一种用水流通过一打孔的管路使空气进入底部产生空气流并送入火炉中或锻炉中的装置
- MEASUREMENT OF CONCENTRAT ION OF ENTRAINED AIR IN AIR-LIQUID MIXTURES 用声学方法测量气液混相物质中的含气量
- The lack of air in the room make everyone sniffle. 屋子里空气缺乏,使得每个人都频频吸气。
- During the intermission, let's go out for some fresh air. 幕间休息时,我们出去呼吸呼吸新鲜空气吧。
- The air held a foretaste of a storm. 天气有要括大风的迹象。
- Relation of deberis flow speed and air concentration in debris flow 泥石流体中空气含量与流速关系图
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries