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发表于 2007-7-6 23:05:53
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来自: 中国广东东莞
Method9 G1 I' X9 W8 `. t F
* Expose specimen in specified high and low temp, duration and cycles." O5 A# S$ `) k! ^
暴露样品于规定的高低温、持续时间和周期中。
8 H, q1 b& j& y1 m4 ]8 U Temp. cycling : Including room temperature duration.
u5 D5 X7 S6 p* f4 D3 U Thermal shock : Direct move between high and low temp.
. i9 ?, @% H: {4 @% O& l: `# B H3 b 熱衝击:直接在高低温中转换。
$ l! l9 g2 H; `# uPurpose& y6 m5 a2 V# B( v/ a4 s
* Check resistibility of product to extremely high and low temperature encountering as I8 N1 l! D) G A8 L$ S* M' V
taking in and out at the polar regions.
0 j0 b$ x- Z5 e- i- @" G+ p 試样在高温低温下反覆转换、及在短時間中反覆的接受熱衝击、可用来判断産品在极端区域的抵抗力。 ?! A! X) z+ X0 ]
Mainly affect to crack, peeling off and deformation by expansion and 0 ~8 n7 Y/ f% a
contraction and increasing termination resistance by corrosion.
6 n% X' I# Q6 g) |. G 主要影响:因材料伸縮所造成的裂痕、剥離、機械性的位移及因腐蝕所造成的接触電阻增加、和HSG的劣化。 |
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