seal in

The coffee is freeze-dried to seal in all the flavour .

咖啡经冷冻干燥以保留原汁原味。

Herewith we are sending you a written contract under seal in two copies .

兹寄上盖有印章的契约一式两份。

Analysis and Experimental Study on the Failure of Seal in Transmission of Vehicle

传动装置动密封失效分析及试验研究

Development and application of HP dry gas seal in China

高压干气密封的开发及在国内的应用

Design and Manufacturing of Dry Gas Seal in Rich Gas Compressor

富气压缩机用干气密封的设计和制造

Application of dry gas seal in high viscosity heavy oil centrifugal pump

干气密封在高粘度重质油离心泵上的应用

The Application Research on Asphalt Chip Seal in Rural Concrete Pavement Reconstruction

农村水泥路面改造的沥青碎石封层技术应用研究

Comparison between several kinds of end seal in sintering machine

烧结机端部密封装置的比较与改进

Application Research of PTFE oil seal in the vehicle

聚四氟乙烯油封在车辆上的应用研究

Analysis of Mechanical Seal in High Pressure Polymerization Pot

高压聚合釜机械密封剖折

Study on the application of the magnetic fluid seal in the wire drawing machine

磁流体密封在拉丝机中的应用研究

Experimental study on the reliability of filling seal in the pump axle

泵轴填料密封中的可靠性实验研究

Construction Technology of Slurry Seal in Maintenance Project

养护工程中的稀浆封层施工技术

Applied Research for Technology of Labyrinth Seal in Electric Spindle

迷宫密封技术在电主轴中的应用研究

Improved Mechanical Seal in High speed Pump

高速泵机械密封改造

State of the Art for Practical Technology of Ceramic to Metal Seal in Russia

当前俄罗斯陶瓷-金属封接实用技术

Failure and Countermeasures on the oil seal in machinery

机械中油封的失效和对策

The application of prime coat and seal in cement concrete pavement reconstruction

透层+封层在水泥混凝土路面改建中的应用

Replace the oil seal in the timing case cover .

更换在正时箱盖中的油封。

Development of Shaft Seal in High Viscosity Viscose Spinning Pump

高粘度匀浆泵轴封的研制

Discuss on Moving Shaft Seal in Powder Mixer in Pharmacy Industry

对制药混合设备中粉体动轴密封的探讨

Experimental Study of a Combined Elastic Ring Seal in a Helium Turbine Compressor

氦气透平压气机组合弹性环密封试验研究

The application of emulsified asphalt slurry seal in maintenance of water stabilized base

浅谈乳化沥青稀浆封层在水稳养生中的应用

Application of Dry Gas Seal in Hydrocracker Recycle Gas Compressor and Maintenance

加氢裂化循环氢压缩机干气密封使用及维护

Reasons for Failure and Improve Design of Rotating Axial Seal in Titanium Dioxide Processing Pump

钛液泵轴封的失效原因及改进设计

A New Seal in Rotating Shaft ── Tooth and Sliding Ring Combined Seal

一种新型旋转轴密封&齿形滑环式组合密封

Causes For Leakage From Mechanical Seal In Pump

鹤岗发电厂给水泵机械密封装置泄漏问题分析

Survey on the distribution of spotted seal in Bohai Sea

渤海斑海豹的分布调查

Scheme for Improving Dry Gas Face Seal in a Cycle Compressor of Hydrocracking Unit

加氢裂化装置循环压缩机干气密封的改进方案

Application of Spiral Seal in Fluid Machinery

螺旋密封在流体机械中的应用