...；弯曲突变；水平推力；承载面积；稳定条件；模型解析 [gap=902]Key words: anchor roof beam; bending catastrophe phenomena; horizontal thrust; bearing area; equilibrium condition; model ..
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现场经验及模型实验表明，煤巷锚杆支护中有时出现锚固体的弯曲突变失稳现象。
Field experience and similar material simulation indicate that there is the bending catastrophe phenomenon of anchor roof beam in bolting roadway sometimes.
计算了有效弯曲半径经历渐变和突变情况下，模式功率随传播距离和有效弯曲半径的关系。
The dependences of mode power on propagation distance, effective bend radius are calculated with the bend radius experiencing sudden and gradual transition.
取突变体弯曲的叶鞘做石蜡切片发现，突变体弯曲的叶鞘周围表皮细胞完整，但两侧细胞的大小不同。
The size of epidermis cells was different between nearside and starboard cells observed from the longitudinal section of twisted stems by histological sections.
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