机动车和公路使用税。

Motor vehicle and highway user tax.

在前轮支撑蹦极使用税为吸收冲击单重。

The nosewheel strut USES a single heavy-duty bungee for shock absorbency.

然而，按采矿数量而定的矿区使用税——即新税种代替的那部分——却远远落后于矿主们飙升的利润。

Yet a system of royalties based largely on the volumes mined—which the new tax would replace—has not kept pace with the miners’ soaring profits.