Mga copyright ng pambansang software ng computer

Awtomatikong intelligent na coal coke petrographic analysis system ng aming kumpanya, simulated pressurized coke oven, coke reactivity at post-rection strength measurement device, awtomatikong bituminous coal colloidal layer index tester, bituminous coal constant moment Gibson plasticity instrument, Audibert-arnu dilatometer test ng bituminous coal at iba pang mga sertipiko ng pagpaparehistro ng copyright ng software ng kagamitan.

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