1.
Determination of deflection for rigid plastic pipes
GB/T8805-1988硬质塑料管材弯曲度测量方法
2.
moulding machine (excl. hand-held) for wood, cork, bone, hard rubber, hard plastics or similar hard materials
模塑机（手提式除外）,用于木料,软木,骨,硬质橡胶,硬质塑料或其它类似硬质材料
3.
carving machine (excl. hand. held) for wood, cork, bone, hard rubber, hard plastics or similar hard materials
用于木料,软木,骨料,硬质橡胶,硬质塑料或其他或类似硬质材料刻字机（手提式除外）
4.
drilling machine (excl. hand-held), for wood cork, bone, hard rubber, hard plastics or similar hard materials
钻孔机（手持式除外）,用于加工木料、软木、骨料,硬质橡胶、硬质塑料或其他类似硬质材料
5.
grinding machine (excl. hand-held) for wood, cork, bone, hard rubber, hard plastics or similar hard materials
研磨机（手持式除外）用于木料、软木、骨料、硬质橡胶、硬质塑料或其他类似硬质材料加工
6.
milling machine (excl. hand-held) for wood, cork, bone, hard rubber, hard plastics or similar hard materials
铣床（手提式除外）用于木料,软木,骨,硬质胶,硬质塑料或其它类似硬质材料
7.
Standard methods of testing for impact resistance of plats and pats made from engineering plastic rigid plastics by a ball(falling ball)
GB/T14485-1993工程塑料硬质塑料板材及塑料件耐冲击性能试验方法落球法
8.
general rules for testing fatigue of rigid plastics
硬质塑料疲劳试验方法
9.
rigid polyurethane foam plastics
硬质聚醚型泡沫塑料
10.
It looks like any other plastic and can be hard or soft, and able to change shape.
这种材料很像塑料，质地或坚硬或柔软，可以改变形状。
11.
Preparation and Properties of Rigid Polyurethane Foam/layered Silicate Composites;
硬质聚氨酯泡沫塑料/层状硅酸盐复合材料的制备与性能研究
12.
Gathers flinty the ammonia fat foam plastics roofing thermal insulation material in project application
硬质聚氨脂泡沫塑料屋面保温材料在工程中的应用
13.
Standard test method for impact resistance of rigid plastic sheeting by means of a tup (falling weight)
GB/T11548-1989硬质塑料板材耐冲击性能试验方法(落锤法)
14.
a hard crystalline metamorphic rock that takes a high polish; used for sculpture and as building material.
一种坚硬的晶体变质岩，光泽好，用于雕塑，亦用作建筑材料。
15.
(of materials or substances)easily shaped or moulded
（指材料或物质）可塑的
16.
Research on Detection Evaluation Technique of Rigid Polyurethane Foam Insulating Layer for Buried Pipeline
埋地钢质管道硬质聚氨酯泡沫塑料防腐保温层检测评价技术研究
17.
thermal insulation material made of rigid urethane foam
硬质氨酯泡沫保温材料
18.
Hardness is a measure of the resistance to localize plastic deformation.
硬度是材料抵抗局部塑性形变的量度。