Sentence examples for shape is difficult from inspiring English sources

Most nozzles have small length dimensions (several mm in size due to pumping limitations) and making a complicated and smooth shape is difficult [31].

In Fig. 2a, it can be found that the PdAu particles supported on VGCNF have a moderate degree of agglomeration on VGCNF, and their shape is difficult to distinguish.

The Cohuna skull was clearly unusual and its anomalous shape was difficult to explain, but it was quietly forgotten.

Although a gastric caecum is present in the more derived taxa of the Echinacea such as the Arbacioida, the Salenioida, and the Temnopleuroida, its exact size and shape are difficult to determine because it is largely fused with the adjoining additional festoon in Amb III.

However, the way they merge shapes is difficult to control.

The method to synthesize MWCNTs used in the present study can be considered suitable to obtain a fuel cell electrode because the synthesis of MWCNTs on solid surfaces of complicated shapes is difficult by conventional synthesis methods.

Participants with fractures have swollen arms where the original shapes are difficult to be discerned.

Although, in principle, this technique allows fabricating molds with arbitrary tip shapes, in practice, oversized or complex tip shapes are difficult to release without damaging the cast.

Cold-formed steel member cross-section shapes are difficult to optimize because of the nonlinear behavior of such members under buckling loads.

A heavy-bodied shark with a "typical" streamlined shape, the Caribbean reef shark is difficult to distinguish from other large requiem shark species.

The shape factor is difficult to characterize due to the irregular shape.