This seal is normally made by holding the torch flame stationary, blowing out a hole in the main glass body to match a second tube (hose connection in this example).
这种密封通常由控股火炬火焰平稳，吹制出一个洞，在主体玻璃机构，以配合第二管（软管连接在这个例子中） 。
The utility model discloses a burner used for quenching in hole, in particular suitable for quenching the partial surface flame in pin hole at hook tail of hook of the train.
本实用新型公开了一种用于孔内淬火的燃烧器，特别适用于列车车钩钩尾销孔局部表面火焰淬火。
The way this burner system melts metal is simply by pushing the flame exit port up against the hole in the furnace which ordinarily would hold the propane burner (or air blast on a charcoal furnace).
这种燃烧器的方式系统的金属熔体的火焰推出境口岸打击在炉内的通常会举行一个木炭炉的丙烷燃烧器。
When I returned, the water had all boiled away and the flame had burnt a hole in the kettle.
我回来时，水都烧干了，火把壶底烧出了一个窟窿。
The plastics-steel combination flame-retardant barn ventilator has the advantages that: first, the plastic container has a plurality of forming changes, high hole rate and good ventilation;
本实用新型具有以 下优点：一是塑料的器体成型变化多，开孔率高，通气性好；
The plastics-steel combination flame-retardant barn ventilator has the advantages that: first, the plastic container has a plurality of forming changes, high hole rate and good ventilation;
本实用新型具有以 下优点：一是塑料的器体成型变化多，开孔率高，通气性好；
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