对稳定性稀土元素和几种核素复合示踪土壤侵蚀与泥沙来源研究的国内外研究进展，进行了总结和评价。
The studies of those that stable rare earth elements trace soil erosion process and several nuclides are compounded together to distinguish source of sediment are also summarized and evaluated.
本水处理剂应用的示踪性聚合物是复合药剂中起缓蚀、阻垢作用的组分之一，因此可以更准确地指示复合药剂的有效浓度。
The tracing polymer as one of the corrosion retarding and scale inhibiting components can indicate the effective concentration of the composite chemical accurately.
本发明是一种示踪型水质稳定剂，由阻垢剂、缓蚀剂、示踪性聚合物、助剂等复合组成，具有高效、低毒、可示踪的特点。
The tracing water quality stabilizer consists of scale retardant, corrosion inhibitor, tracing polymer, assistant, etc. and has the features of high efficiency, low toxicity and tracing.
本发明是一种示踪型水质稳定剂，由阻垢剂、缓蚀剂、示踪性聚合物、助剂等复合组成，具有高效、低毒、可示踪的特点。
The tracing water quality stabilizer consists of scale retardant, corrosion inhibitor, tracing polymer, assistant, etc. and has the features of high efficiency, low toxicity and tracing.
应用推荐