1600℃ energy-saving gas tunnel kiln  1600℃节能型燃气隧道窑; 美国机械工程师学会

65 percent energy saving and heat preservation  65%节能与保温

A New Energy-saving Switch Cubicle  一种新型的节能开关柜

A New Understanding on Water Saving Agriculture  对节水农业的新认识

A Novel System Energy-Saving Unit  一种新型的系统节电器

a point-saving method  节省点数

A Probe into Warming Green- house Energy- Saving  加温温室节能探索

a saving grace  可取处

AC contactor energy-saving  节能交流接触器

AC motors power-saving  电机节能

achievement of energy saving  节能成就

action of energy saving  行为节能; 重心

Adjusting speed energy saving  调速节能

advance in digital water saving agriculture  数字节水进展

Advance in Water-saving Irrigation of Fruit Tree  果树节水灌溉研究进展

advantage of energy-saving  节能优势

agricultural and ecological water-saving  农业与生态节水

Agricultural water saving  节水农业; 农业节水

agricultural water-saving  农艺节水; 农业节水

agricultural water-saving engineering  农业节水工程