字词 | 下降 |
释义 | •¶ 逐渐下降 decrease by degrees •¶ 生产[体重]下降 decrease in production [weight] •¶ 引起下降 bring about its decline •¶ 持续下降 steady decline •¶下降到次要位置[地位] be relegated to a secondary position •¶ 出生率下降 a decline in the birth rate; The birthrate is on the decline. •¶ 价格下降。 The prices are declining. •¶ 飞机正在下降。 The plane was descending. •¶ 气温显著下降。 There was a marked drop in temperature. •¶ 生产成本逐年下降。 Production costs come down every year. •¶ 销售量下降了。 Sales have dropped off. 下降比suppression ratio下降弹道descent trajectory下降电流drop-out current下降电压drop-out voltage下降法descent method下降风canyon wind; katabatic wind下降管downtake; downcomer下降函数 〖数〗decreasing function下降花序descending inflorescence下降角 〖航空〗angle of descent下降阶段decline stage下降量slippage下降流sinking; downwelling下降漏斗cone of depression; cone of influence下降路径descent path下降盘downthrown side下降平衡折旧法declining-balance depreciation下降坡declivity下降坡度descending grade; falling gradient下降气流区hyperbar下降曲线depression curve下降生长 〖生〗degrowth下降时间fall time下降水descending water下降速度rate of decay; rate of descend; rate of downward gradient下降算子step down operator; down-ladder下降特性dropping characteristic下降特性曲线negative characteristic curve下降调速器droop governor下降推进descent propulsion下降运算step-down operation下降值drop-out value |
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