nonsensical 发表于 2025-3-28 16:42:40

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恫吓 发表于 2025-3-28 21:22:19

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bile648 发表于 2025-3-29 01:21:11

Global Scenario of Sewage- Sludge Management,h can be safely used for further reuse. In the present chapter, authors included all the essential steps of the management of sewage- sludge viz. constituents, characteristics, various treatments and merits.

思考而得 发表于 2025-3-29 06:56:05

Evaluating the Validity of the Contrasting Theoretical Perspectives towards the Informal Economy in iams et al., 2011a,b). Moreover, even fewer have sought to evaluate the validity of the contrasting theo-rizations of the informal economy in relation to Ukraine (Williams, 2007; Williams and Round, 2008; Williams et al., 2011a) and none have carried out in-depth qualitative analysis.
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查看完整版本: Titlebook: Jobs and Training in the 1980s; Vocational Policy an Peter B. Doeringer,Bruce Vermeulen Book 1981 Martinus Nijhoff Publishing 1981 educatio