Cut the dowel down to 20cm in length.
削减木钉，以20厘米的长度。
One four foot length of wooden dowel that fits inside the pipe.
一个四英尺长的木制桩相适应的管内。
Its unable to repair dowel crown because of its shorter root of tooth.
残根太短，一般无法利用桩冠修复。
Where possible screw and dowel hole clearance will be provided in the manifold.
只要可能，在分流式系统上应提供螺丝及合销孔。
Where possible screw and dowel hole clearance will be provided in the manifold.
只要可能，在分流式系统上应提供螺丝及合销孔。
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