Different mixed mode has different effect, in row intervals mixed forest, microbial quantities and respiration intensity of the soil have been improved.
不同的混交方式,其效果也各不相同,行间混交提高了土壤微生物的数量及呼吸强度。
The application of the maximum tensile criterion to V-notch and the size effect of the fracture criterion of mixed mode are also discussed.
讨论了最大拉应力理论在V形切口中的应用问题; 并探讨了复合型断裂准则的尺寸效应。
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