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- Analysis about CWD indicates that a five-class decay classification system of fallen wood is developed,and the decomposition time of each class is 4a,18a,38a,68a and 92a,respectively. 基于对粗死木质残体的调查分析,表明鳞毛蕨天山云杉林的倒木粗死木质残体从外部形态特征上可划分为5级,平均分解时间依次为4a、18a、38a、68a和92a。
- Result shows that monomial exponential attenuation model can be used to simulate decay process of fallen woods. The decomposition constant of Abies fallen wood is 0.0168/a(r 2=0.9483),while fallen wood of Picea is 0.0150/a(r 2=0.8895). 研究表明 ;云冷杉倒木的腐烂分解过程符合单项指数衰减模型 ;冷杉倒木的分解常数为 0 .;0 1 6 8/a( r2 =0
- He joined the two pieces of wood together with glue. 他用胶水将这两块木料黏在一起。
- The wood is held in position by a clamp. 木头用钳夹固定住了。
- He shored up the wall with a thick balk of wood. 他用一根粗大的木头把墙撑住。
- The horse kicked its fallen rider about the head. 那匹马乱踢从它背上掉下来的骑手的头部。
- Rubber has more resilience than wood. 橡胶有比木头更大的弹性。
- The chain has fallen foul of plants in the water. 链条已和水中的植物缠绕在了一起。
- The axe sliced through the wood. 斧头一下子把木头劈开了。
- The takings at the football stadium has fallen off. 足球运动场的收入减少了。
- The bonfire was piled with wood. 篝火用木柴堆得高高的。
- That lathe is used for shaping pieces of wood. 那个车床是用来加工木材的。
- People there have fallen out of wearing long gowns. 在那儿人们已经不再穿长袍了。
- You need a strong adhesive to bond wood to metal. 需要强力胶才能把木料粘在金属上。
- He has fallen in love and is hard hit. 他已坠入情网,甚为痛苦。
- Don't let the fire go out; there's plenty of wood. 不要让火灭了,有的是木柴。
- He has fallen out of the habit of drinking. 他已经戒除了喝酒的习惯。
- Keep that piece of wood; it may come in useful. 留着那块木头,它可能会有用的。
- The beautiful vase has fallen to pieces. 那个美丽的花瓶已摔成碎片。
- The hut was made out of pieces of wood. 这小屋是用木板建造的。
