1) vacuum-pumping process
抽真空工艺
1.
Status and development of vacuum-pumping process for high vacuum multi-layer insulated vessels;
高真空多层绝热抽真空工艺研究现状与发展
2) non-vacuum technique
非真空工艺
3) v.t.
真空工艺学
4) vacuum nitriding process
真空渗氮工艺
1.
The microhardness distribution,performance featrues and its production and application were also described with a view to promote the vacuum nitriding process widely used in extrusion die for aluminum material in our country and improve the service life of hot extrusion die for aluminum profiles,so that green heat treatment can be realized.
分析了4Cr5MoSiV1钢热挤模经低真空氮化的渗层组织及其显微硬度分布、工艺运行特点及其生产应用情况,以期推动真空渗氮工艺在我国铝挤压模具的推广应用,提高铝型材热挤压模使用寿命,并实现绿色热处理的目标。
6) technology of presses syrup in vacuum
真空压浆工艺
1.
It utilizes advanced technology of straight screw thread joint,scientific concrete mix proportion of HPC,advanced technology of presses syrup in vacuum in construction.
深圳湾公路大桥(深圳侧通航孔桥)主塔为变截面单索面独斜塔,根据其设计要求及施工特点,施工中采用液压自爬模,直螺纹连接技术,高性能砼配比,真空压浆工艺等。
补充资料:真空抽吸
分子式:
CAS号:
性质:一种输送液体的方法。是在输液系统中,将其中一个容器密闭,抽真空后,开启该容器与另一装有被送液的容器联通的阀门,被送液体即被抽吸到该容器中,完成输送液体。
CAS号:
性质:一种输送液体的方法。是在输液系统中,将其中一个容器密闭,抽真空后,开启该容器与另一装有被送液的容器联通的阀门,被送液体即被抽吸到该容器中,完成输送液体。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条