Tryptanthrin is a kind of indole quinazoline alkaloid.色胺酮属吲哚喹唑啉类生物碱.Indole is extracted from methylnaphthalene oil through solvent extracting.用溶剂萃取法从甲基萘油中萃取吲哚.The content of gibberellin ( GA ) and indole - 3 - acetic aci...
Winds with continental provenances frequently have a higher dust content than those with maritime provenances.来自大陆的风比来自海洋的风通常具有更高的尘埃含量.Gale winds came on top of the floods.大风紧接着洪水袭来。...winds from the extreme north.从极北吹来的...
She began to think he was in mental derangement.她开始想这个人一定是精神错乱了。MRI is an ideal method to diagnose internal derangement of TMJ.结论:mri是诊断关节内紊乱症理想的方法.Most people take it as a sign of derangement.但大部分民众则将此番言论看作痴人说梦....
Mechanical Jacks System : Four - beamtwo - pillar frame, main cylinder, pneumatic components, two - way and straight - line guider, hydraulic - driving system - feeding systematic.液气传动部: 四梁二柱拉杆式封闭框架机体结构 、 油缸 、 气动元件 、 双向 ...
Said preparation comprises bacteria - killing effective quantity of lysostaphin and lysozyme.该制剂包括杀菌有效量的溶葡萄球菌酶和溶菌酶.The present invention discloses a lysostaphin compounded preparation.本发明公开了一种溶葡萄球菌酶复配制剂....
For a system, Hamiltonian is invariant under any translation of spatial coordinates.对于一体系, 哈密算符在任何空间坐标变换下是不变的.A multi - distorted invariant orthogonal moments, Jacobi - Fourier moments ( JFM ), were proposed.提出一种多畸变不变的正交...