commercially available造句怎么写

At 345 kV, utilizing commercially available cable, practically all of the current carrying capability of the uncompensated underground conductor is utilized by this charging current in a distance of about 26 miles (41.6 km).

Figure 6. 20 illustrates a commercially available fringe multiplication and fringe sharpening apparatus mounted on a polariscope specially designed to facilitate these applications.

Specialized text edit controls are commercially available; you can purchase variants of the text-entry control that will only allow numbers or letters or phone numbers, or reject spaces and tabs, for example.