Land can be polluted by many materials. There are two major types of pollutants: degradable and nondegradable.
有许多物质都能对陆地产生污染。主要的污染物分为两类：可降解的和不可降解的。
Unmanaged biodegradation can produce surprising results.
不可控的生物降解能产生惊人的结果。
Overtime it can also break down into the soil without giving out any toxic chemicals.
而且，它还可以降解，不会产生有毒的化学物质。
Visible-Light Photocatalytic Degradation of RhB by Bi_2O_3 Polymorphs
不同晶型Bi_2O_3可见光光催化降解罗丹明B的研究
biodegradable sulfur dye
可生物降解的硫化染料
biodegradable polymer
可生物降解的聚合物
acid degradable chalk mud
可用酸降解的白垩泥浆
non-damaging acid degradable polymer
不污染的酸降解聚合物
Degradable Films' Degradation Characters and Their Effects on Soil Environment;
可降解地膜的降解特性及其对土壤环境的影响
Synthesis, Characterization and Degradation Behavior of Biodegradable Polyurethanes;
可生物降解聚氨酯的合成、表征及其降解性研究
Lowering the pressure has the effect lowering the boiling point of all the compounds in the liquid so that they can be boiled without decomposition.
降低压强可降低液体中所有化合物的沸点，这样可使它们沸腾而不分解。
According to different purposes of phosphate ester polymers, the recent progresses on their syntheses and applications are reviewed in this paper.
按用途的不同，综述了可降解磷酸酯聚合物的合成与应用近况。
Forcing them to surrender would be impossible.
要他们投降是不可能的。
ASD/PFO Devices:from Non-degradable to Degradable
心脏房间隔缺损/卵圆孔未闭封堵器——从不降解到可降解
In addition, other chlorinated benzenes can be degraded with or without toluenes being present.
另外,在甲苯存在或不存在情况下,其它的氯化苯也可被降解。
Under normal, basal conditions, this protein is inconsequential, because of the rapidity of its degradation.
在正常的基础情况下，因为可以迅速降解，这个蛋白是不连贯存在。
Comparison of biocompatibility between degradable and nondegradable drug eluting stents
可降解与非可降解药物洗脱支架生物相容性的差异比较
The company had falsely claimed that its products were biodegradable.
公司谎称他们的产品是可生物降解的。