软木材

床垫用软木材架子支撑着。

The mattress is supported on a softwood frame .

窗框是用软木材制成的。

The window frames were made from softwood .

用材树种有两大类&软木材与硬木材。

There are two main kinds of timber trees-softwoods and hardwoods .

松、冷杉、云杉一类的树木是软木材。

The softwoods are such trees as pine , fir and spruce .

软质木材的表面密实化

A Study on the Surface Hardening of Soft Wood

人工林软质木材表面密实化新技术

New Technology on Surface Compression of Plantation Softwood

位于树皮之下小而又软的木材，早春发育。

Young , usually soft wood that lies directly beneath the bark and develops in early spring .

单色软X射线木材密度计的研制

Developing new monochromatic soft X ray densitometer

如展会等临时使用，可以选用较软的低档木材。

Such as exhibitions such as the temporary use , can use soft low-grade lumber .

木质脆软的黄色木材，叶和树皮均有香味；檫木油的来源；广泛分布于北美东部。

Yellowwood tree with brittle wood and aromatic leaves and bark ; source of sassafras oil ; widely distributed in eastern North America .

类似于澳洲贝壳杉，但比其木质更轻、更软，可作木材。

Australian timber tree resembling the kauri but having wood much lighter in weight and softer .

结果表明：能够生长在木材上的微生物类群有木材腐朽菌、木材软腐菌、木材变色菌、污染性霉菌、细菌、放线菌等多种。

Results showed that microbial populations and communities growing on wood included wood-rooting fungi , wood soft-rot fungi , wood stain fungi , wood surface contaminating moulds , wood bacteria and actinomycetes .