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【判断题】
2-2.某物质的真实值为1.0000g,测量值为1.0001g,其相对误差为0.01%。( )A.
正确
B.
错误
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举一反三
【多选题】在制作领头的过程中,应注意哪几个环节才能做好领头。
A.
烫领衬时，注意领面的里外匀。
B.
衬头要衬足，夹里不倒吐，烫平，两领角要对称。
C.
翻领和底领缝合时，将底领正面相叠，中间夹入翻领，三层刀眼分别对准，沿底领的净衬边辑线。
D.
将底领两端圆头的内缝修成0.3cm，用大拇指顶住圆头的辑线翻出，圆头要圆顺，止口不反吐，缝头要烫平。
【简答题】长超上学302班共有学生38十，其2男生十数占全班十数的 11 2少 ．302班共有男生多少十？
【单选题】. . To her disappointment, what she had devoted herself to ____ in nothing but failure.
A.
resulting
B.
results
C.
has resulted
D.
resulted
【简答题】车间常用的普通游标卡尺的精度是( )mm
【简答题】车间常用的卡尺的精度是( )mm。
【单选题】The text suggests that the failure of a large business to have its bids for subcontracts result quickly in orders might cause it to _____.
A.
experience frustration but not serious financial harm.
B.
have to record its efforts on forms filed with the government.
C.
increase its spending with minority subcontractors.
D.
revise its procedure for making bids for federal contracts and subcontracts.
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