Sound: play open strings alone; play slow scales, sustaining a 20- to 30-second bow; practice everything in the lower or upper half; or watch your contact point in the mirror.
音色︰只用空弦拉奏；慢慢地拉奏音阶，一弓维持在20-30秒；所有以上半弓或下半弓练习；或对着镜子看（弓的）接触点。
Using only lower or upper case characters reduces generated texture size.
使用仅小写或大写字符能降低生成纹理大小。
The major source comes from the lower or upper mantle, and the minor part from the wall rocks.
最终判定玉龙矿床成矿物质主要来源于下地壳或上地幔，有少量上地壳围岩物质加入。
The major source comes from the lower or upper mantle, and the minor part from the wall rocks.
最终判定玉龙矿床成矿物质主要来源于下地壳或上地幔，有少量上地壳围岩物质加入。
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