Flared type tube fittings& Inverted flare bolts hydraulic roof bolting equipment

1、

Brief analysis on the destabilization of the roof bolting by means of catastrophe theory

锚杆支护顶板失稳的突变理论浅析

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2、

Weathering Weak Entry of Composite Roof Bolting Technology Research

软弱风化复合顶板巷道锚杆支护技术研究

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3、

Several cases of roof bolting application in various mining and geological conditions were described.

在不同的采矿地质条件下，进行了多种顶板锚固应用研究。

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4、

Main research results as: 1. Premature bolting of Angelica sinensis could not be only obviously decreased, but also possibly be avoid by medium seedling raising in greenhouse in winter.

得出如下主要结论：1、冬季基质育苗不仅可大幅度降低当归早期抽薹率，而且有可能完全规避抽薹。

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5、

Seedling growth, plant growth, premature bolting, yield and quality of Angelica sinensis were obviously influenced by sowing date in seedling bed raising in greenhouse in winter.

冬季床播育苗的播种期对当归苗的生长及定植后的生长发育、早抽薹、产量及品质都有较大影响。

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6、

Seed vitality was also influenced by mother plant and branch position in some way. Seeds came from premature bolting plants had higher vitality than that from normal lateral branches.

采种母株和采种部位对当归种子活力也有影响，当年产早薹籽活力高于正常采收的侧穗籽。

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7、

In order to solve the problem of premature bolting that exists in spring Chinese cabbage production. The certified method of bolting tolerance in Chinese cabbage was studied.

为了解决春大白菜生产中存在的未熟抽薹问题，开展了大白菜耐抽薹性及其鉴定方法的研究。

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8、

In cabbage production, premature bolting occurred from time to time is the important issues that need to be addressed in the spring vegetable production.

在甘蓝生产中，未熟抽薹现象时有发生，是春季甘蓝生产中需要解决的重要问题。

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9、

Inhibition of matrix seedling raising in winter on premature bolting of Angelica sinensis

冬季基质育苗抑制当归早期抽薹的效应研究

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10、

Premature bolting has been a chief obstructive factor in Angelica sinensis production for many years.

多年来，早期抽薹是制约当归生产的首要问题。

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11、

The compound support consisting of side and bottom bolting and bottom-hole destress blasting in the rise side floor of roadway can efficiently control the floor heaves of roadway so as to stabilize its surrounding rock.

采用帮底锚杆并在巷道上帮底角孔底爆破卸压的复合支护，可以有效地控制巷道的底鼓，达到巷道围岩的稳定。

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12、

How to Elect Handling Capacity of Bolting Mill Reasonably

如何合理选择筛分机械的处理量

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13、

Woven silk fabric, containing 85% or more by weight of silk or of silk waste ( excl. noil silk, bolting cloth and pile and chenille fabrics)

机织丝织物，含蚕丝或废丝重量达85%或85%以上（不包括紬丝、筛绢、绒头织物和绳织物）

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14、

Woven fabric of noil silk ( excl. bolting cloth and pile and chenille fabrics)

机织紬丝织物（不包括筛绢、绒头织物和绳绒织物）色彩变幻的丝织物。

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15、

Bolting cloth [ whether in the piece or cut to shape]

筛布[不论成幅还是剪裁成一定形状]

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16、

Bolting ( screwing) machine ( excl. hand tools)

杆柱（螺杆）安装机（手持工具除外）

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17、

The preliminary knowledge of the equipment configuration and adaptability of the header with bolting machine is obtained by means of the underground industrial experiment of excavation and bolting integration.

通过掘支锚一体化井下工业性试验，对掘锚机的设备配套及适应性有了初步的认识；

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18、

Hydraulic Drilling, Loading and Bolting Machine Simulative testing bench of chain tension for mooring anchor winch

全液压钻装锚机组系泊锚机缆绳张力仿真试验台

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19、

Discussion on Some Issues in Research and Development of Roof Bolting Machine

对锚杆钻机研制中几个问题的探讨&岩石钻孔参数的弹性配合

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20、

Experiment Study of the Bolting Net Steel Support

锚网钢支架复合型支护的试验研究

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