Extracts from 6 species of IPomoea batatas Lam leaves have been determined for their bacteriostatic effects on five types of pathogenetic bacteria (Escherichia coli,Bacillus subtilis, staphylococcus aureus, staphylococcus albus, and Proteus vulgaris) by using the methods of the filter paper disk tests and the dual-flat tests.
用滤纸圆片法和双层平板法测试六种不同品种红薯叶（ＳＰＧＳ—１，ＳＰＧＳ—２，ＳＰＧＳ－３，ＳＰＧＣ，ＳＰＲＣ，ＳＰＲＳ）的提取物对五种致病菌：大肠杆菌、枯草杆菌、金黄色葡萄球菌、白色葡萄球菌、普通变形杆菌的抑制作用、结果发现ＳＰＧＳ—１、ＳＰＧＳ—２、ＳＰＧＳ—３和ＳＰＲＳ四种红薯叶提取物有明显的抑菌作用，其最低抑制浓度范围为０。
Abrasive papers are well-known tool for polishing solid surface with different roughnesses.
以不同型号的金相砂纸为模板,通过浇注成型或热压成型技术,在聚合物表面形成不同粗糙度的结构。
As the base paper of high quality abrasive paper, the latex paper must possess the properties of water-proof, solvent and high-temperature resistance.
乳胶纸作为高品质砂纸生产基纸,要求具有较强的耐水性、抗溶剂性及耐高温性。
glossary of terms and marks used in abrasive, grinding wheel and abrasive cloth and paper
磨料、砂轮、砂布、砂纸术语和符号
He rubbed the chain down with sandpaper.
他用砂纸把椅子磨光。
The floor has been sanded smooth.
地板已用砂纸磨光.
having the abrasive texture of sandpaper.
有砂纸的研磨质地的。
grit size, grit number
[砂纸]粒度号数,粗细
He was rubbing a pan with sandpaper.
他在用砂纸打磨铁锅。
smooth down wood with sandpaper
用砂纸把木料打磨光滑.
a tool used for sanding wood; a loop of sandpaper is moved at high speed by an electric motor.
用砂纸打磨的工具；用电发动机以高速度移动的环状砂纸。
Take a piece of sandpaper and round off the edges of the frame.
拿张砂纸把框子上的棱角磨圆。
Q: What did the dog say when he sat on the sand paper?
当一只狗坐在砂纸上时牠说了什麽?
Everything else won't matter as much, hardware, risers and grip tape don't matter a lot.
其它的装备关系不大，工具、片和砂纸。
Remove the scratches on the hook point using a fine emery paper.
请用细砂纸或锉刀研磨旋梭尖的伤痕。
She rounded off the corner of the table with sandpaper
她用砂纸把桌角打磨光了
I sanded the desk and varnished it.
我用砂纸擦写字台,然后给它上了光。
The bare wood must is sanded down.
这个没有皮的木料得用砂纸磨光.
The bare wood must be sanded down.
这个没有皮的木料得用砂纸磨光。
sand and varnish a chair
用砂纸把椅子打磨光再涂上清漆
A carpenter smooths a piece of wood with sandpaper.
木匠用砂纸把一块木头打光滑。