Phenolic Backed Seat: Non - collapsible, stretch resistant, blow out proof, field replaceable.酚醛背衬阀座: 不可拆解, 抗拉伸,抗撞击.现场可更换.Gasket for 6 - inch tank truck, round flange for 50 K gallon collapsible tank.油罐车用的6英尺密封垫片,50K加仑折叠...
Conclusion: The collapsible complete denture can restore the edentulous of the patient with microstomia.结论: 折叠式上颌全口义齿可用于修复小口畸形患者的牙列缺失.a tripod with collapsible legs腿可以折叠的三脚架A narrow bed , especially one made of canvas on...
The decline rate was great before the 20 - 25~ thday after anthesis ( DAA ).开花后小麦 籽粒 灰分含量呈不断下降的趋势,前期下降较快,花后20～25天后下降较 平缓.In peas there is an initial deposition of materials in the endosperm following anthesis.豌豆中紧随开花期之后胚...
Jack showed off his latest squeeze at the weekend.周末杰克炫耀了一番自己新交的女朋友。'I've got a terrible cold.' — 'Have you? Oh dear. Anyway, so you're not going to go away this weekend?'“我得了重感冒。”——“是吗？哦，天啊...