Site Title

仪器信息网:仪器网,分析仪器,仪器,科学仪器,仪器供求信息,仪器厂商,网络会议,在线会议,仪器论坛,仪器操作视频,免费发布仪器信息,仪器资讯 Test Results Mobile Usability: 99/100

Quick overview:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <span class="hand sigin_img…dex suspension"> is close to 2 other tap targets.
... Mobile Speed: 52/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 4 blocking script resources and 3 blocking CSS resources. This causes a delay in rendering your page.
Remove render-blocking JavaScript:
Optimize CSS Delivery of the following:
Avoid landing page redirects
Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 158.8KiB (47% reduction).
Losslessly compressing could save 19.8KiB (76% reduction).
Enable compression
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 151.6KiB (69% reduction).
Compressing could save 62KiB (64% reduction).
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources: (expiration not specified)
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 3.6KiB (37% reduction).
Minifying could save 3.6KiB (37% reduction).
Minify HTML
Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 918B (13% reduction).
Minifying could save 918B (13% reduction) after compression.

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