最好用中等硬度刷毛的小头牙刷。
适应于中等硬度地层。
中等硬度铸铁。
中等硬度的木材。白杨木多用于家具，门，镶板，夹合板，以及乐器。
A medium density wood, poplar is popular for furniture, doors, paneling, plywood, and for Musical Instruments.
很硬的拍子，跟中等硬度的拍子比起来，他所传递给腕、肘、肩的冲击更多。
A very stiff frame will transmit more impact shock to the wrist, elbow and shoulder than a medium stiff frame.
计算结果还表明，中等硬度的岩石溶洞的压缩系数都很小，油藏工程计算中可将其忽略。
The compressibility of vuggy rocks with medium hardness is usually small and can be neglected in the calculations of reservoir engineering.
建议用途：适用于树脂结合剂砂轮、电镀产品，加工光学玻璃、陶瓷、中等硬度石材等的研磨抛光。
Suggested Applications: Applied to manufacturing resin bond grinding wheels, coated diamond products; grinding and polishing optical glass, ceramics and medium toughness stone, etc.
适用范围：适用于树脂结合剂砂轮、电镀产品，加工光学玻璃、陶瓷、中等硬度石材等的研磨抛光。
Recommended Applications: Resin bonded grinding wheels, electroplated products; grinding and polishing optical glass, ceramics and medium toughness stone, etc.
环锤式破碎机适用于矿山、水泥、煤炭、冶金、建材、公路、燃化等部门对中等硬度及脆性物料进行细碎。
Ring hammer crusher apply in mining, cement, coal, metallurgy, building materials, road, such departments of medium hardness and brittleness material finely.
主要用途：本机供选矿、化学、水泥、建筑材料等工业部门中破碎和细碎各种中等硬度一下的矿石和岩石之用。
Main purposes: the machine is used to break the ore and rocks whose hardness is below the middle, in the works of industrial departments such as beneficiation, chemical, cement, building materials.
目前，最为广泛地应用于不锈钢餐厨具，灯具灯饰摩托车零件，汽车配件等中等硬度材料的精细抛光，也用于自由研磨。
At present, the most widely used for stainless steel kitchenware, lamps, motorcycle parts, auto parts and other fine polishing medium hardness of materials, but also for free grinding.
PCB系列锤式破碎机可供化工、泥、材、电等工业部门做中碎或细碎各种中等硬度以下的脆性矿山、石和煤、灰石、渣等。
PCB series crusher is used for breaking medium degree of hardness materials, such as brittle ore, rock, coal limestone, slag, etc. in chemicals, cement, building materials and electricity industries.
经渗碳及淬火后，具有表面硬度高、心部韧性好的特点、冷变形塑性中等，切削加工性好。
Carburizing and quenching, with high surface hardness, good toughness characteristics, the heart of cold plastic deformation of medium, cutting is good.
本系列破碎机，适用于破碎中等以上硬度的各种矿石和岩石。
This series crusher applies to crush all kinds of ore and rock over middle hardness.
本系列破碎机，适用于破碎中等以上硬度的各种矿石和岩石。
This series crusher applies to crush all kinds of ore and rock over middle hardness.
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