above ground installation中文什么意思

管材地上铺设

• above:    adv. 1.在上面；在头上；【宗教 ...
• ground:     ground2 n. 1 ...
• installation:    n. 1.就职，就任，就职礼。 2. ...

例句与用法

1. The installation of pig receiver & launcher is divided into above ground installation and underground installation
   收发球筒安装分地面安装及地下安装两种形式。
2. For above ground installation , the receiver & launcher shall be horizontal , which center is about 1m high from ground , and shall be connected to underground pipe by nozzle stub and bend but not skewed crossing connection
   地面时，收发球筒为卧式，中心距地面高度一般为1米左右，通过短管及弯管与地下管线连接，不宜采取斜交叉连接。
3. For above ground installation , the receiver & launcher shall be horizontal , which center is about 1m high from ground , and shall be connected to underground pipe by nozzle stub and bend but not skewed crossing connection
   地面安装时，收发球筒为卧式，中心距地面高度一般为1米左右，通过短管及弯管与地下管线连接，不宜采取斜交叉连接。