因此提出极近距离薄煤层群联合开采常规错距开采模型，并进行理论和物理模拟试验研究。
Therefore, the conventional staggered distance model of ultra-close thin coal seam group during combined mining is put forward; and the theoretical research and physical simulation are carried out.
通过对岱庄煤矿4300采区工作面的顶板结构分析，得出了上部极近距离煤层开采后，下部煤层顶板形成极易漏冒的“块体-散体-梁”结构。
Coalface of Daizhuang Coalmine, the authors believe that the roof in lower seam will form the "block-bulk-beam" structure easy to fall after the mining of top ultra-close seam.
juno所携带的彩色照相机将会提供木星的近距离图片，包括第一次拍摄木星极区得图片。
Juno's color camera will provide close-up images of Jupiter, including the first detailed glimpse of the planet's poles.
该电话线从这一极的房子和最近距离的痉挛大约是30英尺。
The phone lines run from this pole to the house and the closest distance to the HFS is approximately 30 feet.
这对极近、近距离煤层下分层掘进工作面的支护具有重要的应用和参考价值。
This will have important application and reference value for the support of digging work face in sub-seam under very close and close coal seam.
集约栽培条件下，黑麦草近距离间作紫云英，黑麦草刈割后再生速度极显著地快于单作黑麦草刈割后的再生速度。
The growth speed of ryegrass regeneration shoots in intercropping with Chinese milk vetch faster than in single cropping by more than 50%.
集约栽培条件下，黑麦草近距离间作紫云英，黑麦草刈割后再生速度极显著地快于单作黑麦草刈割后的再生速度。
The growth speed of ryegrass regeneration shoots in intercropping with Chinese milk vetch faster than in single cropping by more than 50%.
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