全国人大及其常委会通过,以国家主席令颁布的法律有()。
A. 电力法;
B. 民法通则;
C. 合同法;
D. 公司法。
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TYJL-Ⅱ型计算机联锁控制系统中()负责给系统各组成部分供电。
()必须系好安全带(绳),安全带(绳)应挂在上方的牢固可靠处。
具有收敛止汗作用的安神药是();具有祛痰开窍作用的安神药是()
If you are guilty of failure to properly perform your duties as Operator of Uninspected Towing Vessels,which of the following actions may NOT be taken? ()
A. Issuance of a letter of warning
B. Suspension of your license
C. Revocation of your license
D. A fine placed against your license