2) Conditions sampling chart
环境采样卡
3) environmental sampling medium
环境采样介质
4) ambient air sampling instrument
环境空气采样仪
5) site environmental sampler
就地环境采样器;就地环境采样器
6) environmental stratification sampling technique
环境梯度分层采样技术
1.
This paper,aiming at providing the detailed information on the species composition of main natural vegetation communities and their distribution in Yanhe River Basin,based on the environmental stratification sampling technique to collect the vegetation information.
以延河流域为例,采用环境梯度分层采样技术,对该流域种子植被的区系成分进行调查分析。
补充资料：海洋自然地理环境(见自然地理环境)
海洋自然地理环境(见自然地理环境)
marine physical geographic environment
haiyang ziran dili huaniing海洋自然地理环境(marin。phys、calgeograPhic environment)见自然地理环境。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条