当对重完全压在它的缓冲器上时,轿厢导轨长度应提供不小于()的进一步制导行程. ["0.1+0.035","0.035","0.3+0.035","1.0+0.035"]
若电梯额定速度大于()时,应增设防跳装置,动作时,一个电气安全装置应使电梯驱动主机停止运转. ["2.5","3.0","3.5"]
若电梯额定速度大于(),轿厢应采用渐进式安全钳装置,若电梯额定速度小于或等于,轿厢可采用瞬时式安全钳装置. ["0.63","1","1.5","0.5"]
治疗水痘邪郁肺卫证应首选()治疗水痘毒在气营证应首选() ["桑菊饮","银翘散","透疹凉解汤","银翘散加减","清营汤加减"]
蓄能型缓冲器的设计应能在静载荷为轿厢质量与额定重量之和的2.5倍至()倍时达到上面规定的行程. ["3","4","5","6"]
治疗风疹邪郁肺卫证应首选()治疗猩红热毒在气营证应首选()