vacuums
导读:vacuums读音音标英[]美[]
基本意思释义n.真空;真空状态;真空度;空洞短语及实用例句Excessive energy is also required to achieve appropriate pressures and vacuums.还需
基本意思释义n.真空;真空状态;真空度;空洞短语及实用例句Excessive energy is also required to achieve appropriate pressures and vacuums.还需

vacuums读音音标
英[]
美[]
基本意思释义
n.真空;真空状态;真空度;空洞
短语及实用例句
Excessive energy is also required to achieve appropriate pressures and vacuums.
还需要额外的能量来造成所需的压力和真空.
辞典例句
My personal theory is that needs and desires create mental vacuums.
我个人的理论是,需求和欲望制造了思想真空.
Both vacuums and pure oxygen conditions are unfavorable for survival.
无论是真空还是纯氧环境,都不利于生存.
Our product range contains upright vacuums , dry tank vacuums, wet tank vacuums and special products.
我们的产品包含直立真空, 真空干燥罐,真空湿坦克和特殊产品.
