诸如此类的复杂机器遍身是令人不解的阀门、过滤器、管道、软管、耦合器、轴承、开关、量表、仪表和传感器。
Complex machines like this are riddled with valves, filters, tubes, hoses, couplings, bearings, switches, gauges, meters and sensors.
这一定与相同的织补合金600有关，现在，想象一个底部装置的，仪表装置管道泄露。
And this has to do with the same darn alloy six hundred. Now just imagine a bottom mounted instrumentation tube leaking.
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.
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