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ostracod analysis
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ostracod analysis
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ostracod analysis
介形虫鉴定
依据介形虫壳瓣外部壳饰、铰合构造、内部肌痕以及边缘构造等特征来观察、鉴定,确定属种归类,并进行逐瓣统计的技术方法。
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closed convex hypersurface
closed convex set
closed convex surface
closed covering
closed current
closed curve
closed-curve problem
closed cycle
closed cycle engine
closed-cycle refrigerator
closed differential
closed differential field
closed differential form
closed differential relation
closed disk
closed domain
closed drain system
closed-easy-axis
closed economy
closed ecosystem
closed edge sequence
closed edge train
closed elastic drive
closed element
closed embedding
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