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hard wood短语⁵²⁶⁷⁰ 基本英英例句例句 硬材,阔叶树材
名词 hardwood: the wood of broad-leaved dicotyledonous trees as distinguished from the wood of conifersA large drinking bowl or goblet made of metal orhard wood.大酒碗用金属或硬木做成的大酒碗或酒杯 Pine is a soft wood and teak is ahard wood.松木是软木,柚木是硬木。 The Asian longhorned beetle is one such insect that attacks healthy trees and bores through the hard wood to get at the succulent energy- rich matter inside. 亚洲天牛就是这样的昆虫,攻击健康的树木和孔通过硬木获得的肉质能源丰富的内部问题。 simosolar The grade distribution of wood colour has difference for soft wood and hard wood. 针叶树材和阔叶树材树种群材色级别的分布特征有一定的区别。 cnki Under the same conditions, free radical concentration is more in soft wood than in hard wood due to the higher lignin content in the former. 相同条件下,针叶材自由基浓度大于阔叶材,这是由于前者木素成分大于后者的缘故。 cnki It's a hard wood. 那是一种硬木。 artron Meanwhile, it is suggested to reduce the importation of tropical hard wood for protecting the global ecological environment. 并建议适当减少热带阔叶木材进口,以保护全球生态环境。 cnki Steam explosion treatment was carried out on hard wood pulp to study the state during the treatment and effect on the super- molecular structure of cellulose. 研究了硬木纤维素在蒸汽闪爆改性过程中的各种状态及蒸汽闪爆对硬木纤维素超分子结构的影响。 dictall Suitable for both soft and hard wood. 使用与所有软木及硬木的加工。 zhongdingss.cn.alibaba.com Hard wood, original wood, aluminum bar, brass rod, cast iron and PVC. 硬木、原生木、铝型材、铜棒、铸铁和 PVC。 tungsten-carbides Hard wood is more shock absorbent. 同时,硬木吸收冲击震动的能力也更强。 forbeschina |