Blemish 发表于 2025-3-26 22:39:23
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Combined MRI and 31P MRS for Diagnosis of Bone and Soft Tissue Lesions,nd for assessing the degree of marrow invasion by bone sarcomas (1–16). However, MRI lacks diagnostic specificity; that is to say, the appearance of malignant lesions of bone and soft tissue, in both T.- and T.- weighted images, is often very similar to that of benign tumors, hemangiomas, and infect假设 发表于 2025-3-27 06:32:59
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MRI of Hematologic Diseases: Marrow Imaging,rspersed with hematopoietic cells contained within the spaces between the bony trabeculae. The relative fractions of fat and hematopoietic cells in the adult vary from site to site; the vertebrae contain approximately 50% of each, while the femoral epiphyses, greater trochanter and distal shaft contClimate 发表于 2025-3-27 17:23:48
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John C. Chatham,Jerry D. Glicksonich value is added in other regions. This chapter examines the critical components of GVCs in relation to Africa’s trade and evaluates the continent’s capacity to meet the requirements for upgrading . in these chains, as well as the implications of GVCs for regional integration, trade performance an顾客 发表于 2025-3-28 01:11:47
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Seong-gi Kim,Yuying C. Hwang,Joseph J. H. Ackermanrtially counteracted via the standardisation of the freight unit (and its component subunits) as it would result in more systematic and transparent tariff structures. All-terrain adaptations to road freight vehicles (e.g., tyres) could partially overcome a generally low quality transport infrastructKidnap 发表于 2025-3-28 06:46:07
M. Chopp,Q. Jiang,Q. Chen,M. Dereski,F. W. Hetzel such as the creation of commodity exchanges in some African countries, which have been established to mitigate the negative effects of price volatility on producing countries. The chapter concludes by discussing the way forward in policy terms for CDDCs, especially those in Africa.消耗 发表于 2025-3-28 12:50:58
Jeffrey L. Evelhoch,Nicholas E. Simpson,Frederick A. Valeriote,Thomas H. Corbett last years over 30 case studies with business partners have been conducted within the DaVinc.i project. In this chapter we highlight the main research advances and lessons learned when moving towards collaborative responsive logistics network designs for perishables, illustrated with five case stud