The interior of the glass container is provided with a stir bar. The glass container is provided with a sealing plug.
在玻璃容器的内部置放磁性搅拌子，玻璃容器设有密封塞。
I. D. sealing test plug for high pressure hydrostatic testing of pipe, pipelines and pressure vessels.
密封的测试插头用在高水压测试管，管路和压力容器上。
Introducing the properties of goggle type board Plug valve, analyzing the characteristics of the valve, proposing the methods of improving sealing structure.
介绍了眼镜式插板阀的性能，分析了该阀门的密封特点，提出了改进密封结构的方法。
A kind of slope slots and embeded plates hoisting expanding type valve sealing mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
介绍了一种适用于球阀、蝶阀和旋塞阀的斜槽插板升降撑拢式阀门密封结构。
The utility model adopts an umbrella type structure principle to plug by an outer body sealing way.
本实用新型采用了伞型结构原理，以外体封闭方式堵漏。
To satisfy installation and watertight demands, this factory shall provide various supporting accessories, including clamp, cover (some series contain sealing ring) and plug-in pieces.
为了安装及密封防水需要，本厂提供各种配套附件，其中抱箍、封盖(有的品种含密封圈)以及插片。
Inorganic fire prevention sealing, also known as speed solid-type fire plug, is quick-drying adhesive based material, to add fire retardant, refractories, etc. After grinding, mix well made.
无机防火堵料，亦称速固型防火堵料，是以快干胶粘剂为基料，添加防火剂、耐火材料等经研磨、混合均匀而成。
The injection of a weak gel moderate profile plug, sealing the mainstream channels, the expansion of water flooding swept volume, and to promote microbial slug front moves forward;
再注一个弱凝胶调剖段塞，封堵主流道，扩大水驱波及体积，并推动前置微生物段塞向前移动；
The injection of a weak gel moderate profile plug, sealing the mainstream channels, the expansion of water flooding swept volume, and to promote microbial slug front moves forward;
再注一个弱凝胶调剖段塞，封堵主流道，扩大水驱波及体积，并推动前置微生物段塞向前移动；
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