benching

For general benching , you want to maintain the natural curvature of your lumbar spine .

对于一般边坡定位，你要保持你的腰椎自然弧度。

A Practice of Presplitting Blast for Long Hole Benching in Multi-Governing Factor Condition

多控制因素条件下深孔台阶预裂爆破的实践

Before we start benching , let 's take some time to review these features so that we all understand how they work .

在我们开始进行基准测试以前，先来花些时间回顾一下这些特性，这样有助于理解它们是如何工作的。

Mathematical model of BREAKING-LUMPINESS distribution of benching dynamited rock

台阶爆破岩石破碎块度分布的数学模型

The programme of " front benching pilot tunnel divisional and laminated skewed slot construction " was created .

独创了“正台阶导硐分部分层斜沟施工方案”，该方案具有良好的推广应用价值。

The workshops can produce different rivets from raw material with technical processes of draw benching , cold upset forging , annealing and electroplating .

铆钉产品可从原材料改制拉丝到冷镦、退火、发兰、电镀一条龙生产。