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Using a divining rod, a dowser may find water, metals and other substances in the ground without the use of scientific tools.
占卜探测者从不需要科学仪器，依仗一根探测杖他们便可测出地下的水源，金属，或者其他物质。
Objective to know the germicidal efficacy of the ozone water produced by ozone disinfection machine in order to provide scientific base for rational use of ozone disinfection machine.
目的了解臭氧消毒机产生的臭氧水杀菌效果，为合理使用臭氧消毒机提供科学依据。
Study on the effect of moderate water deficit on growth and water - and nutrient - use has scientific significance in crop production.
研究适度水分亏缺对作物生长和水分养分利用的影响对农业生产有一定的科学意义。
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