1) mobile sand-barriers
活体沙障
1.
Salix flavida and Salix microstachya high vertical mobile sand-barriers in Baiyinnuole county of Durbote Mongolian nationality autonomous county were investigated.
对在杜尔伯特蒙古族自治县白音诺勒乡设立的黄柳小红柳高立式活体沙障进行了调查及统计分析,结果表明,黄柳的最适埋条深度为75~90 cm,小红柳沙障建植最适埋条深度为65~80 cm。
2) vertical mobile sand-barriers
直立活体沙障
4) alive Salix gordejevii sand barrier
黄柳活沙障
1.
The experiment shows that after setting the alive Salix gordejevii sand barrier,the roughness of surface increase four hundreds sixty-five.
表明流沙上设置黄柳活沙障后,地表粗糙度提高了465~643倍,减弱近地层风沙活动的强度,为植物的定居创造一个良好的生存环境,障中生长的白柠条、杨柴、榆树和沙棘的成活率分别比对照提高12%、9%、2%和5%。
5) biological living sandy barrier
生物活沙障
1.
The effects of fixing sand with grid biological living sandy barrier by direct seeding are obvious in Hulunbeier Sandy Land.
在呼伦贝尔沙地采用网格状生物活沙障直播技术具有明显的固沙效果。
6) sand-barrier
沙障
1.
Wind tunnel test on effect of controlling windand deposited sand of geogrid sand-barrier;
土工格栅沙障防风积沙效应风洞模拟实验
2.
The erosion-deposition characteristic of soil coagulant sand-barrier with different concentration and size treatment was measured under wind tunnel test and field test.
对不同浓度和规格的土壤凝结剂沙障进行了风洞模拟实验和野外固结实验,实验结果表明:抗风蚀强度以40%浓度处理的固沙模型最强,20%最弱,但30%浓度防风蚀效果较为实用。
3.
Long-term practice demonstrated that ① Setting up sand-barrier in aerial-seeding region can enhance the seeding effect,with a higher seedling rate of 36.
长期的飞播造林实践表明:①在飞播区,设置沙障是提高飞播成效的重要途径。
补充资料:粗针穿刺活体组织检查
粗针穿刺活体组织检查
人体深部组织肿瘤或包块,如卵巢恶性肿瘤,虽然用图像显像,如CT、B型超声磁共振图像可以看见盆腔和腹腔肿块,因不易自外部取材,故不能提供明确的组织学诊断。但用粗针穿刺取活检解决此问题有可能造成肿瘤播散,尚不宜普遍应用。
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