简述全面质量管理的特点？

Calvin: Fire insurance policies are disadvantageous to policyholders. The typical policyholder always pays more in premiums than he or she collects in payments on policies.
Lorraine: Yes, but policyholders are still right in thinking that it is to their advantage to hold an insurance policy. The peace of mind that comes from having an insurance policy is the main advantage to the policyholder.
Lorraine addresses Calvin’s argument by

A．questioning the source of Calvin’s factual information.

B．introducing a consideration neglected by Calvin’s argument.

C．showing that Calvin’s argument assumes what it sets out to prove.

D．challenging the truth of the evidence advanced in Calvin’s argument.

E．(E) showing the irrelevance of Calvin’s evidence to the conclusion he draws.

Annie Jump Cannon, ________ discovered so many stars that she was called "the census taker of the sky".

A．a leading astronomer,

B．who, as a leading astronomer,

C．was a leading astronomer,

D．a leading astronomer who

产品到精整工序后，探测曲线出现有规律的跳动，说法正确的是：（）

A.探伤仪出现故障

B.产品齿形不合格

C.成型大盘可能存硬伤

D.管坯质量差

水平型食物嵌塞的原因是（）

A.牙周萎缩

B.充填式牙尖

C.边缘嵴不协调

D.充填悬突

E.邻面接触点丧失

在制定劳动定额时为什么要考虑非劳动定额？