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10kN 20kN
颊舌径的1/2 颊舌径的2/3 颊舌径的1/4 颊舌径的1/3 颊舌径的1/5
Ph='025' substring(Ph,1,3)='025' substring(Ph,1,2,3)='025' Ph like'025*'
Ph='025' substring(Ph,1,3)='025' substring(Ph,1,2,3)='025' Ph like'025*'
0. 025~0. 508 ㎜ 0. 025~0. 54 ㎜ 0. 025~0. 58 ㎜ 0. 075~0. 564 ㎜
0. 025~0. 508 ㎜ 0. 025~0. 54 ㎜ 0. 025~0. 58 ㎜ 0. 075~0. 565 ㎜
0. 025~0. 508 ㎜ 0. 025~0. 54 ㎜ 0. 025~0. 58 ㎜ 0. 075~0. 566 ㎜
小于 025% 大于 025% 大于 06% 小于 06%
025-3792645 ^025-3792645 “025-3792645 ‘025-3792645
6kN 7kN
-7 7 -
Ph=’025’ substring(Ph,1,3)=’025’ substring(Ph,1,2,3)=’025’ Ph like’025*’
“025-3792645 ‘025-3792645 025-3792645 ”025-3792645