An R410a and R22 charging calculator or the "Non TXV Charging Guide" are required to determine the target total superheat. Because these systems do not "control superheat" it is critical that the airflow be as close to possible to correct prior to charging as the system will be charged ...
Coal calculator煤粉计算 Coal dry density煤的干燥密度 Coal particle煤粉颗粒 Coal as-received HCV煤粉收到的高热值 coarse粗糙的 coarse grid疏网格,粗网格 coarsening网格粗化 coaxial同轴的 coefficient系数 coefficient of restitution回弹系数/恢复系数 coercive高压的 Coherence粘附 cohesive内聚力的/凝聚性的 coil线圈...