有些零配件使我们的联营单位生产的，他们是专门从事这一行的。好了，我们到生产车间了。咱们从装配线开始看，好吗？
B: Our associates specializing in these fields make some accessories. Well, here we're at the production shop. Shall we start from the assembly line?
燃气装配工安装，检查，维修和保养住宅，商业和工业机构的天然气管道和燃气设备，如仪表，稳压器和供热单位。
Gas fitters install, inspect, repair and maintain gas lines and gas equipment such as meters, regulators and heating units in residential, commercial and industrial establishments.
这三个成份、引擎、抓紧和齿轮盒子进入一单位之内被装配。
The three components, engine, clutch and gear box are assembled into a single unit.
只要的原则，在密闭的燃烧区域，连接管道，并在过滤器其次是单位的形式，形状和装配方法并不重要。
As long as the principle of airtightness in the combustion regions, in the connecting piping, and in the filter units is followed, the form, shape, and method of assembly is not important.
只要的原则，在密闭的燃烧区域，连接管道，并在过滤器其次是单位的形式，形状和装配方法并不重要。
As long as the principle of airtightness in the combustion regions, in the connecting piping, and in the filter units is followed, the form, shape, and method of assembly is not important.
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