1) porous windbreaks
疏透型防护
1.
Experimental research of the flow field through porous windbreaks with particle image velocimetry(PIV);
疏透型防护林绕林流场的PIV实验研究
2) sparse degree of windbreak
疏透型
1.
In this paper, the protection effects of the sparse windbreaks and the influence of the sparse degree of windbreaks and the space between windbreaks are researched by combining the wind tunnel simulation and CFD method.
采用风洞模拟技术和CFD计算相结合的办法,研究了疏透度(β)和林带带间距(L)对疏透型林带防护效应的影响,理论计算结果与实测数据有较好的吻合性。
4) protected escape route
防护疏散路线
5) loose" reverse osmosis membrane
"疏松型"反渗透膜
1.
The self made acetate “loose” reverse osmosis membrane, ultrafiltartion membrane was treated with abundant Co 60 -ray.
自制了二醋酸纤维素（ＣＡ）“疏松型”反渗透膜、超滤膜，用Ｃｏ６０－γ射线大剂量辐照改性。
补充资料：透翅疏广蜡蝉(图)
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| 透翅疏广蜡蝉 |
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