血清结合珠蛋白测定,下列何项是不正确的() 电泳法。 酶联免疫法。 比色法。 免疫电泳法。
A user reports that they cannot cd to /tmp/application. A system administrator entered the following command: (1)ls -ld /tmp/application (2)drw-r--r-- 4 root system 512 Jan 15 14:09 application What is the most likely cause of the problem?() The /tmp/application should be globally writable.。 The /tmp/application directory should be executable.。 The /tmp/application directory should be owned by the user.。 The /tmp/application directory should have the sticky bit set.。
简述微生物在自然界氮循环中的作用。
简述叶片雷电接闪器作用?
A system administrator wants to give full read/write/excute access to the owner and group of the /stuff directory and all subdirectories and files, but only allow read/execute for others. What command would the administrator use?() chmod -R 775 /stuff。 chmod -h 002 /stuff。 chmod -R 577 /stuff。 chmod ug+rwx,o+rx /stuff。
资产负债表主体结构包括()。