At present, China's construction industry, roof insulation, turn on the beam used in filling or expanded perlite, etc., ceramic, aerated concrete block, cinder and so on.

目前，在我国建筑行业，屋面的保温层、上翻梁填充等采用的还是膨胀珍珠岩、陶粒、加气混凝土砌块、炉渣等。

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The stability of the underhand drift cemented filling body is analyzed by using stress arch theory and beam theory, and a simple judgment formula of the stability is obtained.

将压力拱理论与简支梁理论相结合分析了下向进路胶结充填体的稳定性，给出了充填体稳定性的简易判定公式；

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It is researched and discovered that filling plasma into microwave instrument may increase it's output power and interaction efficiency and improve transmission quantity of electronic beam.

近年来研究发现，当在微波器件中填充了等离子体后，器件的输出功率和互作用效率得到显著提高，同时等离子体还可改善电子注的传输质量。

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Lasers use a light beam to cut away tooth decay before filling cavities, resulting in less vibration and pain than traditional drills, says Barry Jacobson, a pediatric dentist at Mount Sinai Medical Center in New York.

WSJ: To Cut Tooth Decay: A Laser vs. a Drill