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管范围 以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译 1 ?测距管 ... 量程开关 range switch 距离显示管；测距管 range tube 距离显示管；测距管 range tube ...
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In the use of temperature range, silicate tube can be used for a long time, not easy ageing, not metamorphic avirulent insipidity, heat preservation performance for a long time. 在使用温度范围内，硅酸盐管可长期使用，不易老化、不变质无毒无味、保温性能长期不减。 - 2
According to the propagation rules of the surface cracks and the engineering practices, have been given the practical range of permissible short and long cracks on the tube surfaces. 根据表面裂纹扩展规律及工程实际，给出了管状杆件表面的实际短、长裂纹范围。 - 3
Fin electric heating tube heater: large thermal inertia, stable heating power, not blocking the air flow channel, wide heating range, long service life. 翅片电热管加热器：热惰性大、加热功率稳定、不堵塞空气流通通道、加温范围宽、使用寿命长。
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