1.
gravity check irrigation
"自流畦沟灌溉, Bordercheck irrigation"
2.
gravity flow grain box
自流卸载式谷物车厢
3.
gravity-flow type mixer-settler
重力自流式混合沉降器
4.
AC self-rectifying wet-type valve
交流自整流湿式整流管
5.
self-rectifying alternator
自整流式交流发电机
6.
a self-imposed diet, exile
自愿的节食、 自我流放.
7.
Spontaneous abortion at earlier stages of pregnancy is called miscarriage.
流产可自然发生,称自然流产。
8.
free nappe
自由射流, 自由水舌, 溢流水舌
9.
To move about or flow freely, as air.
流动，流通自由走动或流动，象空气一样
10.
a natural stream of water smaller than a river (and often a tributary of a river).
水量小过河流的自然水流，常常充当河流的支流。
11.
automatic voltage stabilizer with silicon rectifier
硅整流器自动稳压器
12.
natural convection air-cooled evaporator
自然对流空冷式蒸发器
13.
To pour out and cause to spread freely.
散开流出并自由散开
14.
automatic electric DC drives
直流自动电力传动系统
15.
automatic electric AC drives
交流自动电力传动系统
16.
automatic starting air shut-off valve
起动空气自动断流阀
17.
a self - control that prevents the exhibition of emotion
防止感情流露的自制
18.
automatic flow ratio controller
自动流量比例控制器