在7075-T6铝合金编号中，T6的含义是（）（T—热处理过程）

[单选题]7075-T6铝合金是（）。A .经过固溶热处理和人工时效的铝锌合金。B .经过固溶热处理和人工时效的铝铜合金。C .仅作人工时效处理的铝锌合金。D . D.仅作人工时效处理的铝铜合金。

[单选题]修理薄壁杆件时，如果原构件是7075－T6铝合金，则加强件厚度应加大（）？A .10％B .20％C .25％D .35％

[单选题]在铝合金编号中，T4的含义是（）A . 固溶热处理和冷作硬化B . 固溶热处理和自然时效C . 固溶热处理和人工时效D . 固溶处理、冷作硬化和自然时效

[单选题]在2024-T3铝合金编号中，T3的含义是（）A . 固溶处理、冷作硬化和自然时效B . 固溶处理和自然时效C . 固溶处理和人工时效D . 退火

[单选题]铝合金管母线牌号6063状态T6的抗拉强度为（）。A . 120MPaB . 150MPaC . 180MPaD . 230MPa

[单选题]在2024一T3的铝合金的编号中T3的含义是什么（）。A . 固溶处理、冷作硬化和自然时效B . 固溶处理、冷作硬化和人工时效C . 是平衡加油枪与加油口盖二者之间的电位差D . 固溶处理和人工时效

[单选题](T6)A．OUTB．GO FORC．BUT FOR A.NOT FOR OUR NEEDS, MIND YOU,(T1)______OUR DEMANDSB．IF YOU(T2)______A MASTER"S DEGREEC．YOU CAN SUCCESSFULLY DROP(T3)______IN GRADE SCHOOL GET A HIGH SCHOOL DIPLOMA, AT LEAST WITHOUT THAT, YOU ARE OCCUPATIONALLY DEAD, UNLE

[单选题](T6)A． DEPENDSB．ESSENTIALC．DISCOURAGED A.THE CHILD GETS(T1)______B．THIS(T2)______ON INTERACTIONC．IS(T3)______TO THE GROWTH BUT SPEECH HAS TO BE INDUCED, AND(T4)______BETWEEN THE MOTHER AND THE CHILD,WHERE THE MOTHER RECOGNIZES THE SIGNALS IN THE CHIL

[单选题](T6)A．HANDLEB．ONC．CONTINUED TO A.THE TREND WAS NATURALLY MOST OBVIOUS IN THOSE AREAS OF SCIENCE BASED ESPECIALLY(T1)______A MATHEMATICAL OR LABORATORY TRAININGB．AMATEURS, ON THE OTHER HAND, HAVE(T2)______PURSUE LOCAL STUDIESC．ONE MAN COULD CONTINUE T

[单选题](T6)A．FORM.B．ACCOUNTC．ISSUED A.USUALLY MADE IN THE(T1)______OF A CHECKB．A TERMINATION NOTICE SHOULD BE(T2)______BY THE PERSONNEL DEPARTMENTC．PAYROLL CHECKS MAY BE DEPOSITED DIRECTLY IN THE EMPLOYEE"S CHECKING(T3)_______ THE PAYROLL REGISTER CONSTITU