求翻译：酸雨正式的名称是为酸性沉降，它可分为“湿沉降”与“干沉降”两大类，前者指的是所有气状污染物或粒状污染物，随着雨、雪、雾或雹等降水型态而落到地面者，后者则是指在不下雨的日子，从空中降下来的落尘所带的酸性物质而言。是什么意思？

Acid rain is the official name of the acidic deposition, it can be divided into "wet deposition" and "dry deposition" two categories, the former refers to all gaseous pollutants or particulate pollutants, with the rain, snow, fog, or hail, etc. precipitation patterns and those who fell on the ground

Official name of acid rain is acid deposition, as it can be divided into "wet" and "dry Settlement Settlement" are two major categories, the former refers to all gas pollutants or particle contaminants, with rain, snow, fog or precipitation patterns, such as hail and fell to the ground, and the latt

The acid rain official name is the acidic subsidence, it may divide into “the wet subsidence” and “does the subsidence” two big kinds, the former refers is all gaseity pollutant or the granular pollutant, along with precipitation states and so on the rain, snow, fog or hail falls to the ground, the

Acid rain official of name is for acid settlement, it may is divided into "wet settlement" and "dry settlement" two large class, former means of is all gas shaped pollutants or granular pollutants, as rain, and snow, and fog or hail, precipitation type State and falls to ground who, which is is mean

Acid rain is the official name of the acidic deposition, it can be divided into "wet deposition" and "dry deposition" two categories, the former refers to all gaseous pollutants or particulate pollutants, with the rain, snow, fog, or hail, etc. precipitation patterns and those who fell on the ground