1) simple educational device
简易教学装置
3) simple working equipment
简易工艺装置
4) simple compression device
简易加压装置
5) simple filter apparatus
简易过滤装置
1.
The purification of water quality in the overwintering parent shrimp pondfor Macrobrachium rosenbergii by using the simple filter apparatus was tested from March toApril in 1993.
简易过滤装置可有效地净化亲虾池水质，提高亲虾养殖密度与成活率。
6) simple added installation
简易加载装置
补充资料：简易
①简单而容易的：～办法。②设施简陋的：～公路ㄧ～楼房。
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