The functionalization principle and processing methods of PVC functional materials were introduced.介绍了PVC功能材料的功能化原理和加工方法.Methods: The medicine materials is decoction distill and concentrate with liquid.方法: 药材共水煎煮提取、浓缩,制成...
She knelt and brushed her lips softly across Michael's cheek.她跪了下来，轻吻迈克尔的脸颊。The hunter knelt beside the animal carcass and commenced to skin it.猎人跪在动物尸体旁边，开始剥皮。Michael knelt next to her and scooped her into his arms...
To map 100 mutants by this method would necessitate nearly 5,000 crosses.用这种方法来绘制100个突变型的遗传图就要做5000个杂交.Aspergillus Oryzae mutants . High pressure seems an efficient approach for mutagenesis.继各种化学制剂、各种射线诱变等方法之后, 高压不失为一种行之...
Substantial numbers of rank and file members ignored their union's advice.有相当一部分普通员工不理睬工会的建议。Faculty members complain that their students are unprepared to do college-level work.学院的老师们抱怨说他们的学生还很不适应大学的课业。They've...