C#通过代码调用PowerShell

　　　　　　  var userId = "MyAccount@XXXXX.partner.onmschina.cn";
            var tenantId = "XXXXX-ca13-4bcb-840d-d3c1638f63b1";
            var tenantDomain = "XXXX.partner.onmschina.cn";
            var subscriptionId = "XXXXXX-1fb0-4df7-8737-11b8d6bf88ed";
            var subscriptionName = "ZS0_Sub_OTR";

            WindowsAzure.Commands.Common.AzureRmProfileProvider.Instance.Profile = new AzureRMProfile("D:\\XXXX.json");
            var azureAccount = new AzureAccount() { Id = userId, Type = AzureAccount.AccountType.User };
            var env = AzureEnvironment.PublicEnvironments["AzureChinaCloud"];
            var subscript = new AzureSubscription() { Id = Guid.Parse(subscriptionId), Name = subscriptionName };
            var azureContext = new AzureContext(subscript, azureAccount, env, new AzureTenant { Domain = tenantDomain, Id = Guid.Parse(tenantId) });
            WindowsAzure.Commands.Common.AzureRmProfileProvider.Instance.Profile.Context = azureContext;
            WindowsAzure.Commands.Common.AzureRmProfileProvider.Instance.Profile.Save();

            System.Management.Automation.PowerShell ps = System.Management.Automation.PowerShell.Create(System.Management.Automation.RunspaceMode.NewRunspace);
            ps.Commands.Clear();
            ps.AddCommand("Login-AzureRmAccount");
            ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-EnvironmentName", "AzureChinaCloud");
            var objs = ps.Invoke();
            foreach (var item in objs)
            {
                Console.WriteLine(item);
            }
            ps.Commands.Clear();
            ps.Commands.AddCommand("Set-AzureRmContext");
            ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-SubscriptionName", "ZS0_Sub_OTR");
            var sub = ps.Invoke();

            //ps.Commands.Clear();
            //ps.Commands.AddCommand("Save-AzureRmProfile");
            //ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-Path", "D:\\XXXX.json");
            //sub = ps.Invoke();

            ps.Commands.Clear();
            ps.Commands.AddCommand("Get-AzureRmKeyVault");
            ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-VaultName", "SxzKeyVault");

            var result = ps.Invoke();

            ps.Commands.Clear();
            ps.Commands.AddCommand("New-AzureRmKeyVault");
            ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-VaultName", "SxzKeyVault3");
            ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-ResourceGroupName", "YungoalTest");
            ps.Commands.Commands[ps.Commands.Commands.Count - 1].Parameters.Add("-Location", "ChinaNorth");

            result = ps.Invoke();