a triple bypass operation接三通管的手术The bypass relieves traffic jams in our city centre.这条旁道缓解了我们城市中心的交通阻塞情况.Arrangements were well advanced for linking up this newly operated length with the Lancaster bypass.已经提前做出安排使新投入使用的...
The best fungicides are 1 % Bordeaux mixture, 50 % Tuzet ( diluted 600 times ), and 50 % Ambam ( diluted 800 times ).化学药剂以 1∶1∶100 的波尔多液, 50%退菌特可湿性粉剂600倍液和50%代森铵800倍液防治效果较好....