pushed out of northern temperate zones by ddt spraying and the draining of wetlands half a century ago, malaria remains entrenched in the humid tropics of asia.
observations of high biomass production by the native vegetation in the humid tropics have led some to assume that the soils are naturally fertile and would produce bumper crops.
看到湿润热带地区的自然植被能够产生很高的生物量,一些人就认为:土地天然肥沃,种植农作物会获得丰收。
natural exposing tests in humid tropics atmosphere environment and accelerated ageing tests for 210 coat test samples of domestic automotives are carried out.
对国产汽车所用210种涂层试样进行了湿热带大气环境自然曝晒试验及人工加速老化试验。
the first project is being prepared in conjunction with the regional hydrology centre for the humid tropics in kuala lumpur, malaysia.