Sentence examples for materials are difficult from inspiring English sources

However, the data and materials are difficult to manage.

Due to the stringent properties these materials are difficult to process.

Such materials are difficult to make without multiple heating and grinding steps.

However, traditional hemostatic materials are difficult to achieve expected effects especially in parenchymal organs with rich vascularity.

Especially for biomedical fields, single polymeric materials are difficult to meet all the requirements due to various disadvantages.

These materials are difficult to keep clean because drying them in open areas or within public view is discouraged because discussing or even acknowledging menstruation is culturally taboo.

Internal surfaces of non-ferrous materials are difficult-to-finish due to many problems encountered in grinding which is optimum for ferrous metals.

Nevertheless, the spatially varying nature of most materials is difficult to measure.

Design with polymeric materials is difficult because moisture absorption during service affects their mechanical properties.

However the machineability of these materials is difficult, especially austenitic stainless steels.

Also, continuous use of these materials is difficult because of limited quantity and high cost.