由于变形骨盆引起的梗阻性分娩
Obstructed labour due to deformed pelvis
变形的V形槽波导
Deformed V-groove waveguide
碰撞高原的形成和坍塌
formation and collapse of collision plateaus
微生物参与形成的原生沉积构造
microbially induced primary sedimentary structure
微生物形成的原生沉积构造
Bighead-fish
microbial-induced primary sedimentary structure
microbial induced sedimentary structure MISS
形成原因
cause of formation
Formation reason
Mechanism
Reasons for the formation
causes
formation cause
Analysis
Formation
causation
Origin
crack cause
formation mechanism
Forming mechanism
The causes
formative cause
forming reason
Cause
reason
formation reasons
reason of formation