Objective To evaluate the control effects of twelve rich - d - trans allethrin coils and allethrin coils against mosquitoes.目的测试以富右旋反式烯丙菊酯和烯丙菊酯为有效成分不同品种盘香对淡色库蚊的防治效果....
All goods should be put in order on the shelf before the supermarket opens.超级市场开门前, 所有的货物都必须整齐地排列在货架上。When a woman is in labour,her cervix opens up to allow the baby to be born.当妇女分娩时,子宫颈张开让婴儿生出来。A solo piper opens Aberd...
Compacting effect is caused in forming process of ramming expanded piles.夯扩桩在成桩过程中会产生挤土效应.The Smith boy was compacting the trash...史密斯家的男孩在把垃圾压紧。Self - compacting concrete ( SCC ) is a kind of high - performance concrete...
This book has unfolded the millennium latter mammoth humanity interspace epic poem!本书展现了千年后一场波澜壮阔的人类星际史诗!That wheel has sunk five millennium setting sun, as before incarnadine galloping not rest great river.那轮沉落了五千年的夕阳, ...