difícil (adj)

schwer (adj)

Diese starke Führung eignet sich bestens für sehr schwere Lasten.

SystemMobile U transportieren schwere Lasten mit hoher Sicherheit.

Die Belastung der Arbeit ist zwischen leichter und schwerer Arbeit.

difficult (adj)

The Oil Can enables you to access difficult-to-reach lubricating points.

The end products were more like special machines that could only be modified or extended with great difficulty.

It is difficult to avoid human error such as misreading or misunderstanding.

hard (adj)

This brings about a change in the material (e.g. hardness).

The tool materials must be harder than the workpiece.

Software / program codes on diskette or CD-ROM and in hard copy

heavy (adj)

SystemMobiles Utransport heavy loads with maximum safety.

Activities vary between light-duty and heavy-duty work.

Work bench 4 E FIFO doesn't shy away from heavy loads either.

heavy-weight ... (adj)

困难的 (adj)

重量级...... (adj)