dense aggregate造句

• The stresses in the dome were found to be substantially reduced by the use of successively less dense aggregate stones, such as small pots or pieces of pumice, in higher layers of the dome.
• Dense aggregates like the one shown here can dominate all substrata from the mid-intertidal to the subtidal zone, exclude other sessile species, and provide habitat for other organisms ( Photo : Marc Rius)
• When referring to bone, or in this case cartilage, the originally undifferentiated mesenchymal stem cells lose their pluripotency, proliferate and crowd together in a dense aggregate of chondrogenic cells ( cartilage ) at the location of chondrification.
• It is rarely in crystals large enough to be visible without the aid of the microscope, but in thin sections it may appear as small hexagonal plates, which overlap and form dense aggregates, like a mosaic or like the tiles on a roof.
• Diagnosis is made based upon clinical signs such as muscle weakness, absent or low deep tendon reflexes ( hyporeflexia ), and a high-arched palate, along with electron-dense aggregates, called nemaline rods, being observed at the microscopic level within muscle fibers.
• These fibrils deposit outside neurons in dense formations known as senile plaques or neuritic plaques, in less dense aggregates as " diffuse plaques ", and sometimes in the walls of small blood vessels in the brain in a process called amyloid angiopathy or congophilic angiopathy.
• "Niebla sorocarpia " is characterized by a turgid hemispherical thallus divided into subtubular branches from a yellowish to yellowish orange pigmented holdfast, to 10 cm high and 12 cm across; the primary branches expanded above, palm-like and contorted from which finger to tongue-shaped lobes arise with dense aggregates of undeveloped isidia ( isidium )-like apothecia or with isidia-like pycnidia, occasionally primary branches not expanded, remaining mostly linear with terminal aggregates of aborted apothecia; the whole thallus resembling broccoli.