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- heart wood sleeper 心木轨枕
- Cottonwood, maple ,pinewood ,birch, miscellaneous tree,trimed log or heart wood of clamp-shaft remained. 杨木,枫木,松木,榆木,杂木,修直以后的原木或有卡剩下的木芯
- Wet heart wood,an abnormality occuring in tree growth,is a critical problem in poplar wood processing and utilization. 湿心材是树木生长中的一种反常现象 ,在杨树中表现甚为突出 ,是杨树加工利用中的一大难题。
- Cottonwood,maple,pinewood,trimed,birch,miscellaneous tree,log or heart wood of clamp-shaft remained. 杨木,枫木,松木,按木,榆木,各种硬质木材或修直以后的原木或有卡剩下的木芯
- Inferior lumber or yellow heart wood not only yellow brown of colour and lustre, woodiness is very loose also. 劣质木材或黄心木等不仅色泽黄褐,木质也十分松软。
- Chinese real love of friends, read your heart wood, they immediately go on short deflated go up and funny. 真正热爱中文的朋友,读读木心吧,他们立刻矮下去瘪下去并好笑起来。
- The secondary growth includes several consecutive processes such as vascular tissue differentiation, secondary cell wall deposition, lignification, PCD and heart wood formation. 次生生长包括维管组织形成、次生细胞壁形成、木质化、PCD以及心材形成等过程。
- Polyphenol compounds from heart wood of 15 years old E. leichow No. 1 contained mainly hydrolysable tannins (5. 98%)and partly condensed tannins (1. 91%). 15年生雷林一号桉木心材中的多酚类化合物以水解单宁为主(占原料的5.98%25),其次为缩合单宁(1.91%25)。稀碱预处理桉木,可除去大部分多酚类化合物。
- This study is used for a project which tries to exchange the wood sleepers into concrete sleepers in China Steel. 摘要:中钢铁水运输铁路之全线道岔轨道至今仍使用木轨枕铺设,目前想改换成预力轨枕,以提高其成本效益。
- Yingtan wood-preserving plant was established in 1958.Main "security, such as Mountain" brand wood sleepers and preservative. 鹰潭木材防腐厂成立于1958年.;主营“安如山”品牌的枕木及防腐木制品。
- My heart beat thick in the course of the interview. 在面试过程中我的心跳得厉害。
- Mr Jones has a long history of heart trouble. 琼斯先生有长期的心脏病史。
- More than once I've felt my heart slip a cog. 我不止一次感到心脏突然停跳一下。
- The invader thrust the blade of his bayonet into the woman's heart. 侵略兵把刺刀的刀身刺入那个妇人的心脏。
- My heart was thumping with happiness. 我的心兴奋得咚咚直跳。
- Bow Church is dear to the heart of every Londoner. 圣玛利教堂是每一位伦敦市民心爱的地方。
- I felt as if my heart would burst with joy. 我觉得自己高兴得心花怒放。
- His heart is full of misgivings. 他心中疑虑重重。
- sap wood sleeper 边材木枕
- All you have to do is learn it by heart. 你只要做的就是把它背出来。