DHC=De Havilland Aircraft of Canada, Ltd 加拿大戴哈维兰德飞机(有限)公司DHn.设计手册(高度差；直热式灯丝)dhying agent[医] 干燥剂Dharmalingam达马林加姆Dharmacharee探玛乍里DH-codeine二氢可待因[镇咳药]DH populationDH群体Dhamelincourt达默兰古dhared memory共享内存DHEA Steroids类固醇Dharmaperwira达尔马佩维拉DHCP Snooping动态主机配置协议