锚杆托板应符合哪些规定?

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问题:

锚杆托板应符合哪些规定?

考点:支护工考试锚杆支护工锚杆支护工题库
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对HIV的正确叙述是

A.感染HIV后,机体较快进入AIDS期

B.随病程进展,p24抗体量逐渐升高

C.病毒吸附细胞的部位是gp41

D.细胞免疫反应早期可清除细胞内的病毒

E.因gp120易于变异而难于制备疫苗

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配电房内的电源开关及控制电路等须怎样安排才正确?

A.有编号以作辨认 

B.放置两本急救指南在旁 

C.编有暗号方便自己辨认

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ActiveX is the name (66) has given to a set of object-oriented concepts, technologies, and tools. It is important to notice that ActiveX is not a (67) technology, but a brand name, what it’s applied to can vary over time. However, the main technology is COM. Used in a network with a (68) and additional support, COM becomes the DCOM. The main object that is created when writing a program to run in the ActiveX environment is a (69) , a self-sufficient program that can be run anywher6 in the ActiveX network. This component is known as an "ActiveX control". An ActiveX control is roughly equivalent to a applet. One important difference is that an ActiveX control must be (70) for a specific platform, while an applet is platform-independent.

A.appliances

B.chips

C.component

D.silicon

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定点数做乘法运算时,通常可采用原码乘法和 (10) 。原码乘法中,乘积的符号位是由被乘数的符号位X和乘数的符号位Y通过 (11) 运算来获得的。

A.X+Y

B.X

Y

C.X·Y

D.

+

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影响朗肯循环效率的因素有哪些?

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