scale -down缩减
scale-down investment减缩投资
scale-down factor比例缩减因子
scale-down test模拟试验
scale-down of price按比率降价
centrifuge scale-down test离心模型试验
scale-down of process过程缩小
scale down non-priority spending压缩非重点支出
PHRASAL VERB（动词词组） If you scale down something, you make it smaller in size, amount, or extent than it used to be. 缩小; 缩减
One factory has had to scale down its workforce from six hundred to only six.
一家工厂已不得不把工人总数从600裁减到仅剩6人。