n. fid
misc. bar timbering
一般构造材、电线杆、枕木、坑道支撑材、纸浆材。
General construction, utility poles, railway sleepers, props, temporary construction materials and pulp.
以非洲菊的无菌芽为试材，分别接种在以砂砾、海绵、琼脂为支撑材料的培养基中诱导生根，并统计移栽成活率。
L-1 with three kinds of support in vitro to induce to root, which are grit, sponge, and aga.
这种材料的选择很简单：鞋材以一层碳纤维为主，碳纤维能提供鞋子必须的支撑强度，也很有弹性，接触脚的一面贴着皮革，鞋底的一面贴着橡胶。
The material choice is simple: the shoe is a laminate with Carbon fibre for the core which gives the shoe its spring and strength, leather on the foot side and rubber on the walking wearing side.
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