A burro is carrying salt of one large bag backcross a river.有一头驴子驮着一大袋子盐过河.The method can be conveniently applied to practical backcross breeding programs.该方法可以很方便地应用于实际的回交育种....
The bulb of Amaryllis vittata was used explant to establish the technique system of tissue culture.本研究以鳞茎盘为外植体建立了朱顶红组织培养的技术体系.The explant tissue culture was compared with the trypsin digestion culture.对比了组织块培养和消化培养两种培养方法...
The micro - gabbro phase is indentical with the typical Bulawayan dolerite sills.微辉长岩相与标准的布拉瓦约粒玄岩床相同.The massive sulfide contains fragments of barren and mineralized gabbro, and schist.块状硫化物中含有矿化的和未矿化的辉长岩及片岩碎块.The gabbro...
我留下一名中士指挥，自己策马前去侦察敌情。I left a sergeant in command and rode forward to reconnoitre.他被派往厄立特里亚侦察敌军位置。He was sent to Eritrea to reconnoitre the enemy position.他们派两人在前面侦察。They sent two men out in front as scouts....
Teachers often encourage class participation.教师常鼓励学生积极参与We agree to joint participation with you in chinese art and craft.我们同意和你们合资经营中国工艺品....orienting students to new ways of thinking about their participation in classr...