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- Under gas atmosphere 材料表面
- In situ MgO/Mg 2Si reinforced magnesium matrix composite was fabricated by adding SiO 2 into the molten magnesium under the protection of Ar gas atmosphere in vacuum induction furnace. 通过真空感应炉中氩气保护 ,在纯Mg熔体中加入SiO2 原位反应自生MgO/Mg2 Si增强镁基复合材料 ,并采用XRD、OM、ESEM、EDAX等对反应生成相的种类、形态、大小和分布等进行研究。
- In special circumstances containers may be fumigated and shipped under gas without ventilation. 在特殊情况下,集装箱可被熏蒸并在未通风情况下装船运输。
- By performing Static Thermo-mechanical Analyses, we revealed the expansion characteristics of the coal particles in shielding gas atmosphere during the devolatilization. 通过静态热机械分析仪可以了解在有保护气的条件下,煤颗粒在挥发分析出的过程中颗粒的膨胀特性。
- The invention can rotate seal to insulate air in high temperature continuous calcinations, to calcine material insulated from air and under gas protection at high temperature. 本发明可以旋转动密封,解决了材料在高温连续煅烧时与空气隔绝,实现了材料可以与空气隔绝以及气氛保护的条件下高温连续煅烧。
- Controlled Endo gas atmosphere. 控制吸热型气氛。
- Fe-C nano _ particles, which is produced by AC arc method in Ar gas atmosphere at pressure of 18 kPa, is studied by transmission electron microscope(TEM) observation and selected area electron diffraction(SAED) analysis. 利用透射电镜观察和选区电子衍射分析研究了在18kPa的Ar气氛中通过交流电弧法制备的Fe -C纳米微粒。
- Fully automated annealing facility with computerize guarantee the uniform annealing structure of metal form, protectunder Nitrogen and Hydrogen gas atmosphere to fulfill your product &need. 全自动计算机化退火生产设备,确保材料金属组织均匀性,而且在氮气和氢气气体的保护下,材料可达到客户要求。
- This paper describes the formula for cold parkerizing flame proof joints of electrical apparatus for explosive gas atmosphere and process for cold parkerizing of flame proof joints. 经过试验验证,改进后的工艺和设备既保证了密封,又控制了变形,满足了防爆标准对高压隔爆接线盒隔爆面平面度的要求。
- Based on one dimension flow theory and Lagrange method, the correlation of speeding rate of particles under gas flow drag with the size of particles and the length of Laval nozzle used for the gas and solid two-phase separation test apparatus was studied. 摘要采用一元流动理论和拉格朗日方法,研究了用于气、固两相分离试验装置的缩放喷管内,被气流拖曳的颗粒加速率与颗粒大小和缩放喷管长度的关系。
- In this paper is developed a set of equations of the moment theory for the axisymmetrical problem based on the assumption that the normal displacement can be expressed in a power series when the thick-wall spherical shell is under gas pressure. 本文假定厚壁球形壳体,在气压作用下,法向位移用一个幂级数来表示,建立了一组轴对称问题的力矩理论方程式。
- She and I can't live under the same roof. 她和我不能住在一起。
- The enemy army crumpled up under our attacks. 敌军在我军的攻击下垮了。
- The firm will go under unless business improves. 生意若无起色,公司非垮不可。
- The gas is stored under pressure in the tank. 该气体在压缩状态下贮存于罐中。
- The baby's legs flailed under the quilt. 小孩的两条小腿在被子下面乱动。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- Selection of Electric Equipment in Explosive Gas Atmosphere 爆炸性气体环境用电气设备的选择
- I will pay nothing under compulsion. 在强迫之下我分文也不愿付。
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。