English translation for "pitch seam"

松脂裂纹

Related Translations:

seam composition:  捻缝胶捻缝油灰

pitching fold:  伏褶曲倾伏褶皱

pitch circle:  齿节圆分度圆节距圆节圆线

football pitch:  足球场

pitch apex:  节锥顶

no pitch:  投球无效

pitch axe:  鹤嘴斧

relative pitch:  相对间距相对跨距相对螺距相对音高（听觉）

square pitch:  45的屋顶坡度45度斜屋面屋面坡度

pitching rotation:  投球回身动作

Example Sentences:

1.

The conventional methods for mining such seams including the longwall blasting and block caving suffer form the drawbacks of being low in recovery , high in labor intensity and low in efficiency . after shifting to the use of the fully - mechanized extraction system by the zhaogezhuang branch mining industry co . of kailuan ( group ) co . , the mining of the pitching seams has met with remarkbable social and economic result 针对大倾角煤层长壁炮采、落垛等采煤方法,存在回采率较低、员工劳动强度大、高产高效受限及安全等诸多问题,开滦(集团)赵各庄矿业分公司在探讨大倾角煤层采煤工艺的改革及实践大倾角煤层综合机械化采煤过程中,取得了较好的社会经济效益。

Similar Words：

"pitch rotation" English translation, "pitch row" English translation, "pitch sb out" English translation, "pitch scale" English translation, "pitch scheduler" English translation, "pitch selector" English translation, "pitch sensing accelerograph" English translation, "pitch sensing accelerometer" English translation, "pitch sensor" English translation, "pitch servo motor" English translation