中医外科所说的瘤大部分属于西医()。 ["体表肿瘤","恶性肿瘤","体表良性肿瘤","体内肿瘤","内脏肿瘤"]
肉瘤相当于西医的()。 ["脂肪肉瘤","骨骼肌肉瘤","脂肪瘤","纤维肉痛","平滑肌肉瘤"]
气瘤的治疗以何种方法为佳?() ["中药内治","手术切除","中药敷贴","口服西药","针灸治疗"]
一台容量为1000kVA的变压器,24h的有功用电量为15360kWh,功率因数为0.85。试求24h变压器利用率?
脂瘤的内容物是()。 ["脂肪","上皮","皮脂","血脂","结缔组织"]
某居民用户反映电能表不准,检查人员查明这块电能表准确等级为2.0,电能表常数为3600r/kWh,当用户点一盏60W灯泡时,用秒表测得电表转6r用电时间为1min。试求该表的相对误差为多少,并判断该表是否不准?如不准是快了还是慢了?