npm -v 不接受额外的参数。它只是返回您拥有的npm 的版本。在您的情况下，npm 版本是3.10.9。
npm install <pkg>@<ver> 尝试安装 package 的版本。所以，npm install gulp-rev@3.10.9 尝试安装包gulp-rev v3.10.9。
您看到的错误表明包管理器npm 找不到包gulp-rev 的版本3.10.9。
您应该查看npm view <pkg> or npm info <pkg> 的输出。类似于以下内容，以找出软件包的可用版本：
$ npm info gulp-rev
{ name: 'gulp-rev',
description: 'Static asset revisioning by appending content hash to filenames: unicorn.css => unicorn-d41d8cd98f.css',
'dist-tags': { latest: '7.1.2' },
versions:
[ '0.1.0',
'0.2.0',
'0.2.1',
'0.3.0',
'0.3.1',
'0.3.2',
'0.4.0',
'0.4.1',
'0.4.2',
'1.0.0',
'1.1.0',
'2.0.0',
'2.0.1',
'3.0.0',
'3.0.1',
'4.0.0',
'5.0.0',
'5.0.1',
'5.1.0',
'6.0.0',
'6.0.1',
'7.0.0',
'7.1.0',
'7.1.1',
'7.1.2' ],
maintainers:
[ 'sindresorhus <sindresorhus@gmail.com>',
'bobthecow <npm@0x7f.us>' ],
time:
{ modified: '2017-02-07T07:08:17.264Z',
created: '2013-12-15T20:57:26.925Z',
'0.1.0': '2013-12-15T20:57:29.850Z',
'0.2.0': '2014-01-09T20:24:43.863Z',
'0.2.1': '2014-01-19T15:52:54.544Z',
'0.3.0': '2014-03-08T22:00:02.597Z',
'0.3.1': '2014-03-24T10:06:15.492Z',
'0.3.2': '2014-04-01T21:41:26.879Z',
'0.4.0': '2014-05-19T20:03:11.211Z',
'0.4.1': '2014-06-06T07:20:31.080Z',
'0.4.2': '2014-07-08T21:43:06.371Z',
'1.0.0': '2014-07-25T23:07:29.223Z',
'1.1.0': '2014-08-20T22:56:00.375Z',
'2.0.0': '2014-10-16T13:10:08.264Z',
'2.0.1': '2014-10-19T10:01:53.069Z',
'3.0.0': '2015-01-18T13:45:52.222Z',
'3.0.1': '2015-02-11T05:45:58.974Z',
'4.0.0': '2015-05-22T21:08:21.150Z',
'5.0.0': '2015-06-16T16:49:16.653Z',
'5.0.1': '2015-06-20T15:53:16.599Z',
'5.1.0': '2015-07-06T12:32:37.977Z',
'6.0.0': '2015-08-21T09:28:45.791Z',
'6.0.1': '2015-08-26T09:53:48.548Z',
'7.0.0': '2016-02-10T09:55:06.980Z',
'7.1.0': '2016-06-15T12:34:34.986Z',
'7.1.1': '2016-08-12T23:24:44.095Z',
'7.1.2': '2016-08-12T23:47:50.678Z' },
author: 'Sindre Sorhus <sindresorhus@gmail.com> (sindresorhus.com)',
repository:
{ type: 'git',
url: 'git+https://github.com/sindresorhus/gulp-rev.git' },
readmeFilename: 'readme.md',
homepage: 'https://github.com/sindresorhus/gulp-rev#readme',
keywords:
[ 'gulpplugin',
'rev',
'revving',
'revision',
'hash',
'optimize',
'version',
'versioning',
'cache',
'expire',
'static',
'asset',
'assets' ],
bugs: { url: 'https://github.com/sindresorhus/gulp-rev/issues' },
license: 'MIT',
users:
{ '326060588': true,
brutto: true,
wayneseymour: true,
jden: true,
'shonny.ua': true,
zckrs: true,
nakosung: true,
peterchizzle: true,
stonecypher: true,
bluehazetech: true,
dfl: true,
levisl176: true,
zhangyaochun: true,
ziink: true,
richarddavenport: true,
pmcalabrese: true,
grantls: true,
imanu: true,
kulakowka: true,
evan2x: true,
joaocunha: true,
atriix: true,
samhou1988: true,
simplyianm: true,
asmolyakov: true,
ginof: true,
mpcjazz: true,
laravelfanatic: true,
mrtwister: true,
chriszs: true,
thoroc: true,
jruif: true,
wangwen1220: true,
thatk: true,
xiechao06: true,
maskedcoder: true,
ifeature: true,
makowski: true,
klimnikita: true,
stiyes: true,
pensierinmusica: true,
elussich: true,
nunn: true,
thierrymarianne: true,
artjacob: true,
nazjunaid: true,
neefrankie: true,
wangnan0610: true,
lijiehe: true,
'456wyc': true,
sparrow: true,
kjarnet: true,
nickleefly: true,
fadihania: true,
niuca: true,
huangdawei: true,
bian17888: true,
wolfhoundjesse: true,
akash_shah: true,
maxwang: true,
xgheaven: true,
seleckis: true,
donggw2030521: true,
dennykuo: true,
rajivmehtajs: true,
dezeloper: true,
petewarrior: true,
ijunlin: true,
arvinxiang: true,
xiaochao: true,
whudongyang: true,
rubiadias: true,
caesor: true,
slowfish: true,
haihepeng: true,
piotrlewandowski: true,
youngfoo: true,
quality520: true,
zoxon: true,
bushuai: true,
acoyang: true,
kevinfszu: true,
affiction: true,
tdreitz: true,
evanj0hnson: true,
jsdnxx: true,
mobeicaoyuan: true,
xingtao: true,
tedyhy: true,
tmurngon: true,
flynntsc: true,
kele527: true,
mutian: true,
iori20091101: true,
itonyyo: true,
wenwu92: true,
fdeneux: true,
'stone-jin': true,
kodekracker: true,
icodes: true,
raojs: true },
version: '7.1.2',
engines: { node: '>=0.10.0' },
scripts: { test: 'xo && mocha' },
files: [ 'index.js' ],
dependencies:
{ 'gulp-util': '^3.0.0',
'modify-filename': '^1.1.0',
'object-assign': '^4.0.1',
'rev-hash': '^1.0.0',
'rev-path': '^1.0.0',
'sort-keys': '^1.0.0',
through2: '^2.0.0',
'vinyl-file': '^1.1.0' },
devDependencies: { mocha: '*', xo: '*' },
xo: { envs: [ 'node', 'mocha' ] },
gitHead: 'e895123b92f4a39fcf6a3f37dbdd78bc6f93c0c5',
dist:
{ shasum: '5e17cc229f6b45c74256f88ad3f2d3e9a3305829',
tarball: 'https://registry.npmjs.org/gulp-rev/-/gulp-rev-7.1.2.tgz' },
directories: {} }
如果您想了解已安装软件包的版本，请键入：
npm list